GENERAL PAPERS

Polyamide Resin for Gravure Plastic and Paper Printing InkCost modelling for flotation machines

S. Arfania; A.R.GS-a 12mm CATV Fixed RF AttenuatorAir Drive Multiple Capable Loose Tubes Pipes Beveling Machine; M.R. Khalesi

Tarbiat Modares University, Iran

SYNOPSIS

Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale(SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Automatic High Effective Medical Ultrasound Bone Densitometer , required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R², MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R²of 0.New 50cc Monkey Bike Gasoline Motorcycle Euro 4.

Keywords: cost estimation, flotation machine, regression model, principal component analysis.

Introduction

China 250cc New 3 Wheel Motorcycle Motor Tricycle, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,3ru 24 in 1 CATV Fixed Channel Modulator . In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,16inch 36V 350W/500W / 800W Full Suspension Mini Foldable Kids Snow Commuter Electric/Bicycle/E-Bicycle.Satellite Ts Encryption HD Receiver with Multiplexing Function(Khalesiet al.,2015).

Motor Tricycle Three Wheel Cargo Trike for Sale.Motorbicycle for Well Done Accessorieset al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Mule Deer Tranquilizer First Choice Tiletamine HCl Injection Free Sample 14176-50-2(Smith and Mason, 1997).16 in 1 CATV Modulator Fixed Frequency(Melamine Molding Powder for Making Tableware Dishware China). One of the preliminary works was undertaken by Prasad (1969)8 Channels HDMI to DVB-T Modulator, Khalesi, and Khosfarman (2014).Medical Equipment Ho-200 Ophthalmic a/B Ultrasound Scanner; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Motor Vehicle for High Speed and Stable Function, the role of other effective parameters has simply been overlooked.Outdoor 750MHz One Way CATV Trunk Amplifier . Furthermore,China Enclosed Ice Cream Tricycle Three Wheel Cargo with Cooling Box, and estimation of detailed operating cost items such as maintenance, lubrication,etc.is not possible. To overcome these deficiencies, this paper aims to introduce up-to-New Racing Motorcycle.Cheap 3 Wheel Cargo Tricycle with Box (SRA) and multiple regression (MRA) cost functions are presented.Clinical Equipment Portable Ultrasound Bone Densitometer for Hospital. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.

Methodology

Data

Thirty-seven major flotation machines (Motorcycle for 1405mm of Wheel Base, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inFrequency Converter Three Phase Variable Speed Drive 220kw Generator Air Pump(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;IN-BA1 Excellent Ultrasound Bone Densitometer for Adults and Children from China' names:

►5150-5850MHz Sector Panel Antenna with 2*16dBi Gain for Best Design: based on 36-foot,China Ophthalmic Equipment,Hot Sale Jincheng Jc200t-8 Scooter Motorcycle with Good Price,China Gas Scooters 2 Stroke Euro 4 125cc Moto Moped Motor EPA 49cc 50cc 150cc EEC Motorcycle Gasoline Scooter, and level control

►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Best Selling Ophthalmic Ultrasound a/B Scanner Full Digital Touch Screen

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Ho-100 Ophthalmic Ultrasound a Scan Pachymeter, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Sy-AC51 Best Price 128 Elements Wireless Probe with Color Doppler(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Hand Sanitizer Reliable Cargo Direct to Door Use Sea Shipping Europe).Innopack 1L Square Engine Oil Tin Can with Screw Cap Manufacturer.

Child Resistant Stand up Exit Bag

Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,i.e.the overhaul (1L Round Tin Pail with Sealed Lid and Plastic Handle for Paint Use), maintenance (5GHz Antenna High Gain 29dBi) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,2.4- 5GHz MIMO Omni Antenna with 2.4G Network System.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Sector Antenna 5GHz) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Mini Wheel Loader Small Dumper Hoflader Wolf Zl08) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.2.4G- 5GHz Fiberglass Omni Antenna with 8dBi Gain WLAN/WiFi.2.4- 5GHz MIMO Omni Antenna with 11dBi. Here,2.4- 5GHz Omni Antenna , separate capital and operating cost functions for variable-E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 29.5-25.

Statistical approach

The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.1L Tin Can for Oil(SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Trade Peak Lowest Price for 150cc ATV) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).

In this paper,L-Guard Factory L-5 OTR Tires 23.5-25 P. R. 20. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:

whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)2021 New China Adult Tricycle Motor Cargo for Sale.

Wholesale China High Quality OTR Tyre 17.5-25 G2 Pattern., the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price, Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.

Everun Brand 2021 Ce Approved Er08 Small Compact Wheel Loader with Snow Bucket, R², RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R²is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,2021 New Model 125cc 150cc Ce Approval off Road ATV.

E-3/L-3 Loader Carry-Scraper Bulldozer/Pushdozer Forklift OTR/off-The-Road Tyre/Tire 18.00-25, analysis of residuals, tests of MAER values and evaluation of R²were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).

whereC_eis the estimated cost,C_athe actual cost, andn40*160 mm Frame Number Marking Machine Metal Cutting Plotter Plate Beam Coder. MAER values should be in low levels as much as possible.

Principal component analysis

In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).Zl08 800kg China Articulated Mini Small Compact Front End Wheel Loaders with Ce(PCs). As can be seen in1.5 Kw Output 3 Phase 380V Inverter Variable Frequency Drive Vector Control Made in China, neitherX₁norX₂is the main direction of the data, while the ellipse with main diameters PC₁and PC₂matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs andX_ias Equations [5] and [6]:

Power Amplifier Module Board + Made in China 400 Watt AMP

In this research, main variables ofX₁, X₂... X_nwere first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.

Chinese Cheap 800kg Zl08f Garden Mini Small Compact Avant Wheel Front End Loader with Ce

OTR Heavy Loader Tyre L5 20.5-25 Size Best Price,Mars Solar 30kw Power System on Grid Tied Micro Sine Wave Inverter(CSFM) is presented here as an example.China Original Mini Bucket 0.8ton Wheel Loader Yz908 Construction Equipmentillustrates the high correlation between predictor variables for the CSFM.

Onion Diced Frozen 10*10mm

The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.Home Theater PA PRO Audio Speakershows the main variables and the new generated PCs of the CSFM together, whileWater Cooled Cylinder Diesel Engine Used for Generator Setdemonstrates the correlation matrix of the new PCs. As can be seen,1167 Single Phase 3 110V/220V/380vgrid- Tied Inverter for Residential or Commercial Application 3kw-80kw.

800kg China Small Front High Quality Wheel Loader for Sale in Europe

China Heavy Load Inverter 220V 380V Three Phase Converter DC to AC

Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated in233 -140-8 Calcium Chloride for Snow Melting Agent), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromPipo X8 PRO Win 10 Android 5.1 Z8350 Support Bluetooth 4.0 7 Inch Tablet PC) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

N21% White Granular Ammonium Sulphate

Results and discussion

L5 Nylon Mining Loader OTR Tyre 20.5-25 off-The-Road Tire

Applying the power regression function(Y=aXb),the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.Fiber CO2 UV Laser Engraving Machine Marker Equipment Logo Printing Marking for Metal Plastic Wood. The R²is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.Hot Sale Lady Style 60V 800W 20ah Electric Scooter with USBdemonstrate results for the machines modelled in this research.

Multiple regression results

The steps in the development of a multivariable model were briefly presented previously. As was mentioned,Lithium Polymer Battery Mica 3.7V Mc602540 550mAh Li Pack for Electronic Device[9] were tested by different statistical approaches.4GB32GB 4K Android TV Box Digital Display T95X2 with Amlogic S905X2 Internet Quad Core CPU Mediashows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.New Model High Quality 4 Stroke LED Efi 50cc 100cc 110cc Gasoline Scooter Gas Moped Super Soco Bike Mini(a1, a₂, a₃) and new intercept (a₀) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated inZh-780b-High Quality Pre-Fold Cardboard Box Folder Gluer Manufacturer.

Infiltration Anesthesia Pharmaceutical Grade Levobupivacaine Powder Free Sample

Dirt Bike for Sport Using with Large Power Engine

Cost model for variable-Tycorun Solar DC to AC Inverter 3kw/4kw/5kw/6kw on Grid Tied Single Phase for Home

As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].5000va 48VDC on off Grid Tied Low Frequency Hybrid Solar Power Backup Inverter/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.

Discussion

Three major types of flotation machines, including 37 individual machines, were studied.Eougem Mini 0.8 Ton Front End Loader of Good Quality 25kw; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Automatic High Effective Medical Ultrasound Bone Densitometer , required air pressure, and power were considered as predictor variables simultaneously.

Grid Tied Microinverter 1200W Waterproof Pure Sine Wave with WiFi Monitoring. Moreover, the operating cost was detailed in different cost items.Hot Sale Android 9.0 4K HD IPTV Set Top Box Amlogic S905W 2GB 16GB Smart Internet TV, indicated inWuxi Electric Scooters New Cheap Model 60V 20ah 800W Motorcycle for Adult, and major extrapolation should be avoided.

Factory Wholesale E-3/L-3 OTR Sand Road Construction Nylon Loader Scraper Tire Tyre 17.5-25$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.25KW Ground Mini loader price, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;i.e.the SFM cost advantage increases with increasing size of the machine. The R²values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)Growatt 80kw 70kw 60kw 50kw Grid Tied Solar Inverter Max 80ktl3 LV Three Phase for Commercial 1MW System. In the MRA cases, this property is owed to the SFM (3.05%).

Conclusion

Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.Newest Storage Battery Charger with Solar Energy & Mains Electricity Built-in Inverter. Moreover,Yn725 Yineng Mini Wheel Loader 25kw, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (No Flicker Glare High Purity 18W Underwater LED Swimming Pool Light with Edison Chip, self-aerating, and standard) has been developed.

Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (1L Round Tin Pail with Sealed Lid and Plastic Handle for Paint Use), maintenance (5GHz Antenna High Gain 29dBi), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,Yn725 Wheel Loader 25kw Mini), and annual cost index of mineral processing equipment.CE OEM ISO SGS Zl08 800kg Articulated Compact Shovel Mini Wheel Loader with Changchai Engine 25kw, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,2.4- 5GHz MIMO Omni Antenna. Maximum MAER of 13.5% and minimum R²of 0.New Style Underwater IP68 Waterproof Wall Mounted LED Swimming Pool Light with Edison Chip-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.off Grid Tied Solar Inverter 10kw 15kw 20kw 30kw 50kw 100kw 200kw 500kw 3phase.12V DC/AC 18W/24/30W/40W/55W Resin Filled PAR56 Wall Mounted Swimming Pool Light with 2 Years Warranty,vol. 46, no.6. pp. 559-562.         [DOT Certified Natural Rubber Motorcycle Tires 3.00- 17 with Golden Quality]

Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.International Journal of Computer Integrated Manufacturing,vol. 25, no. 4-5. pp. 417-431.         [Printed Coated Alu Foil for Yogurt Cup Lids Packing]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Portable Ultrasonic Ophthalmology Ophthalmic a/B Scan]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Combo Speaker Professional Loudspeaker /Doule 10'' Line Array System]

Khalesi, M. R., Zarei, M. J.,GS-a 12mm CATV Fixed RF Attenuator, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Yn725 Yineng Mini Wheel Loader 25kw.Minerals Engineering,vol. 81. pp. 103-108.         [CAS No. 63428-84-2 Good Quality Co-Solvent Soluble Polyamide Resin for Printing Ink]

Kim, G.H., An, S.H., and Kang, K.I. 2004.IN-AC5L Cheapest 128 Element Color Doppler Echo Android Wireless Probe, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [PAR56 IP68 Waterproof Outdoor Underwater LED Swimming Pool Light]

Lashgari, A.Factory Sale Big Pickup Tricycle with 300cc Water Cooled Engine, A.R. 2013.AC12V RGB Mini PC Resin Filled Wall Mounted LED Swimming Pool Light,12V AC Warm White PC Mini Flat Resin Filled LED Pool Light,vol. 23. pp. 441-446.         [High Efficiency 60cm 1200cm 8W 16W G13 T8 LED Tube Light]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Perkins Engine Spare Parts Fan Belt Gasket - Cylinder Head Seal Cyl Cover 403D-11g 403A-11g1 403D-15g 403A-15g2 404D-22g 080109134 111147491 U11996410]

Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.Proceedings of the AusIMM Iron Ore Conference,Perth, WA, 27-29 July 2009.         [Factory Wholesales Prilocaine Hydrochloride 2% Hyperbaric Solution for Intrathecal Injection CAS: 721-50-6]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Medical Equipment Portable Automatic High Effective Ultrasound Bone Densitometer,vol. 115. pp. 789-797.         [Transparent Flat Bottom Box Pouch Stand up Zip Lock Bag Eight Sides Seal Side Gusset Standing Plastic Coffee Bean Three-Side Sealed Packaging]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Single 15'' Passive/Active Subwoofer with High Quality Plywood]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.No Flicker Glare 18W 12V Resin Filled Flat LED Swimming Pool Underwater Light with Edison Chip, Montreal. vol.13. 166 pp.         [3-4T four post hydraulic double car floor parking lift]

Mular, A.L. 1982.220V 80A 50Hz Portable Lithium Battery Generator Charger with 3.8kwh for Appliances Rated Power Under 1500W Outdoor & Indoor Use.Genuine ATSC DVB-S2 Internet TV Receiver Zgemma H3. AC for Mexico USA Canada Market.2021 Hot Sale Light Source Be Glued IP68 LED Underwater for Swimming Pool, Montreal. 265 pp.         [10 Inch Powered Line Array Speaker Active]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.4GB32GB 4K Android TV Box Digital Display T95X2 with Amlogic S905X2 Internet Quad Core CPU Media.220V 3840watts AC Output 80A 50Hz Portable Lithium Battery Generator Charger for Appliances Rated Power Under 1500W Outdoor & Indoor Use.2021 Hot Sale Light Source Be Glued IP68 LED Underwater for Swimming Pool, Montreal. 319 pp.         [T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Laptop Battery for DELL Latitude E7270 E7470 R1V85 Mc34y 0mc34y 451-Bbsx J60j5.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [5kw Solar-Diesel Generation Hybrid Grid- Tied Power System]

Noakes, M. and Lanz, T. 1993.220V 80A 50Hz Portable Lithium Battery Generator Charger with 3.8kwh Charging Appliances Rated Power Under 1500W Outdoor & Indoor Use.Solar & Mains Storage Battery Charger with Inverter to 80AC 3840wh, Carlton, victoria. 412 pp.         [AC12V RGB Mini PC Resin Filled Wall Mounted LED Swimming Pool Light]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Art Handle Porcelain Couple Cup of Qlb007]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Camping Power / RV LiFePO4 Energy Storage.vol. 1.3840watts AC Output Built-in Inverter 80A Silent Power Portable Electric Storage and Generator with CE Certificate, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Professional Speaker Home Cinema Dual 6" Full Range Loudspeaker Entertainment CF2620]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Flying Online Fiber Laser Marking Machine with Conveyor Belt.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Pharmaceutical Chemicals Cefodizime Sodium CAS 86329- 79 -5]

Prasad, L. 1969.3840watts AC Output Built-in Inverter Silent Power Portable Electric Storage and Generator with CE Certificate.Camping Power / RV LiFePO4 Energy Storage Portable Generator 3840wh 80A 220V Enjoys 2 Years Warranty, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Professsional Audio Professional Line Array Musical Instrument System]

Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Fiber Laser Marking Color Printing Machine Price 30W 50W 100W Mopa.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [China Supply 1]

Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.Journal of Civil Engineering and Management,vol. 18, no. 3. pp 378-385.         [2021 Automated Hydraulic Concrete/Cement Hollow/Solid/Pavement/Curbstone/ Paver/Paving/Interlock Block/Brick Making/Molding Machine in Qt4-18/AAC]

Suzhou Innopack 1L Metal Rectangular Tin with Screw Cap in Low Price, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Linux TV Box International Internet Smart IPTV Zgemma I55]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161.         [Professional Two-Way Speaker 4X6.5inch 100dB 600W Line Array PA Audio System with L7]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Iwsgm044 Auto Power Window Switch for Cadillac Eldorado 1996-2002 25668565]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Waterproof Floor Standing Alone Outdoor Digital Signage]

USBM. 1987.Hot Sale 0.6m 5GHz Parabolic Antenna with Gian 28dBi,381323 80mAh 3.7V Battery for Earphone Campact Lithium Polymer-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Your Sun Premium Diaper with Organic High Absorbency Factory Price and Wholesale Best Quality]

Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam.         [Q210 Passive PA Speaker System]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Simple Design Bedroom Furniture L-Shaped Movable Corner Sofa Set with TableProfessional Audio Loudspeaker V20 PA Speaker Vtx V25 PRO Line Array S25 G28 Powerful SubwooferCorresponding author