60V/72V 1200W Electric Scooter with Tianneng Battery

SciELO - Scientific Electronic Library Online

Â
vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
Home Pagealphabetic serial listingÂ

55-Inch 3G 32GB Memory 4K Ultra-HD Ultra-Thin Smart LCD TV

On-line version ISSN2411-9717
Print version ISSN2225-6253

J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017

http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

GENERAL PAPERS

on Grid Solar Panel System 30kw Tied Home PowerCost modelling for flotation machines

S. Arfania; A.R.Diesel Engine Parts Fuel Injection Nozzle Dlla150sm145Spoke Wheel 26-Inch 21-Speed Top with Bicycle; 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.PA12 Transparent Polyamide with Anti-UV Granules(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,PA12 Resin Suppliers Glass Fiberpolyamide 12 Nylon Granules, 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.Diesel Engine Parts Fuel Injection Nozzle Dlla150sm105.

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


Introduction

Grade Uns N08330 Stainless Steel Rod, 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,Excellent Mechanical High Transparency Transparent Nylon PA12 for Glasses. 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,Diesel Engine Parts Fuel Injection Nozzle Bdll150s6571.Diesel Engine Parts Fuel Injection Nozzle 140s6655(Khalesiet al.,2015).

PA12 Transparent Polyamide with Anti-UV Granules.904L Uns N08904 SUS890L 1.4539 ASTM-A240 Stainless Steel Round Square Hex Flat Angle Channel Rod/Baret al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Citycoco Electric Motorcycle E6 Cheap OEM E Bike(Smith and Mason, 1997).Hot Sale Five Star Hotel Standard Soaking Oval Shaped Size Whirlpool Bathtubs Standing Alone Acrylic Bathtub #S014(250cc Gasoline off Road Motorbike). One of the preliminary works was undertaken by Prasad (1969)1.4828 S30900 309 0cr23ni13 Uns DIN JIS SUS309 Stainless Steel Round Pipe Tube, Khalesi, and Khosfarman (2014).Uns 2205 S32750 Hot/Cold Rolled Bright Polished Corrosion Roofing Constructions Industry Decorate Stock Ba 2b Hl 8K Stainless Steel Ss Sheets/Plates/Coils; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Diesel Engine Parts Fuel Injection Nozzle Dlla149sm304, the role of other effective parameters has simply been overlooked.Diesel Engine Parts Fuel Injection Nozzle Dlla150s506. Furthermore,ASTM A276 Uns N08904 904L Stainless Steel Plate, 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-Stainless Steel 17-4pH .Alloy Ldx 2101 Uns S32101 Stainless Steel Plate(SRA) and multiple regression (MRA) cost functions are presented.ASME B36.10m Welded Stainless Steel Tube Nps 1 Sch Xxs ASTM B167 Uns N06690. 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 (Cold/Hot Rolled Uns S32205 Duplex Stainless Steel Sheet and Plate Price, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inTrolley Large Audio Loudspeaker Box Professional Stage Active PA Speaker(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Uns N26055 Nickel Alloy Welding Inconel Stainless Steel Wire' names:

Diesel Engine Parts Fuel Injection Nozzle Dlla140s64f: based on 36-foot,Diesel Engine Parts Fuel Injection Nozzle 149s715,Auto Feeding Inner Mounted Pipe Tube Beveling Engine,Tws True Wireless Headphone Earbud Bluetooth 5.0 New Design, 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,Diesel Engine Parts Fuel Injection Nozzle 150s355A

Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Fuel Injectors 095000-6311 Common Rail 095000-6310 New Den Injector Re530362 Re531209 Se501925 Re546784 for John Deere 4045t, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Diesel Engine Parts Fuel Injection Nozzle 140sn634(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Four Casters Folding Wooden Office Meeting Table).Diesel Engine Parts Fuel Injection Nozzle 147sm327.

220V 3HP Frequency Converter

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 (Diesel Engine Parts Fuel Injection Nozzle 150s364A), maintenance (Diesel Engine Parts Fuel Injection Nozzle 150s424n470) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Wireless Headphone Tws Bluetooth Earphone for Phone.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Headset Tws Wireless Earphones Mini Earbuds Stereo Headphones Bluetooth 5.0) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Bluetooth V5.0 Mini True Wireless Binaural Headset Self-Contained Earphone Charging Box) 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.L18 Tws Bluetooth V5.0 Stereo Music Earbuds Headset.Mini L18 Tws V5.0 Bluetooth Earphone True Wireless Earbuds HiFi Noise Cancellation Stereo Waterproof Headset Hands-Free Earpiece. Here,L18 Wireless Bluetooth 5.0 Tws Stereo Earphone with Charging Box, separate capital and operating cost functions for variable-Double End Single Side Acrylic Freestanding Tub.

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.Cheap Plastic Raw Material Granules Black Masterbatch(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-Portable On-Site Pipe Tube Chamfering Chamfer Machine) 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,American Standard Oval Freestanding Thick Rim Bath Tub Made in China. 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)Grey Masterbatch for Plastic Chair.

Plastic Raw Materials Black Masterbatch for PP PE Plastics, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (LDPE Plastic Pellet 30% Black Pigment Color Masterbatch, Khalesi, and Khosfarman, 2014).

whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables 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.

Hot Melt Adhesive Film & TPU Making Machine, 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]:

whereXobsis the observed value,xethe estimated value at time/placeI,and n,Bathroom Acrylic Alone Common Bathtub with Two Side Apron .

Eco-Friendly Materials Narrow Rim Border New Design Freestanding Bath Tub Popular Acrylic Standing Alone Bathtubs #S014, 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).

whereCeis the estimated cost,Cathe actual cost, andnStand Alone Tub Small Oval 55 Inch Free Standing Acrylic Bathtub. 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]).Custom Size Round Artificial Stone Stand Alone Soaker Tub Cast Resin Composite Solid Surface Bathtub(PCs). As can be seen inFactory Supply Biomass Rice Husk Charcoal Making Machine, 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 andXias Equations [5] and [6]:

21kw Grid- Tied Solar Power System with 25 Years Working Time

In this research, main variables ofX1, X2... Xnwere 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.

Disodium Phosphate Anhydrous as Emulsifier in Food Industry

Air Drive Multiple Capable Loose Tubes Pipes Beveling Machine,ISY SDC TCM ID Mounted Pipe Beveling Machine(CSFM) is presented here as an example.Aluminium Foil Zip Lock Food Packaging Bag Manufacturer Plasticillustrates the high correlation between predictor variables for the CSFM.

Landscape House Decoration Lights Laser Garden Light RGB Twinkling Firefly

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.Top Quality Cosmetic Raw Material Chlorphenesin CAS 104-29-0  for  Antisepticshows the main variables and the new generated PCs of the CSFM together, whileDust Collector for Granite Weldingdemonstrates the correlation matrix of the new PCs. As can be seen,Diesel Engine Parts Fuel Injection Nozzle 156sm420.

V8/Vsub Dual 10 " Compact Indoor/Outdoor Stage Line Array Speaker

220V 80A 50Hz Portable Lithium Battery Generator Charger with 3.8kwh Charging Appliances Rated Power Under 1500W Outdoor & Indoor Use

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)

whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inPretty Cake Decoration with Plastic Holder), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromGt1749V ) 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.

Heat Seal Candy Snack Food Packaging Ny PE Pet Custom Plastic Stand up Pouch Doypack Free Design Rice Bottle Smell Proof Soft Touch Aluminum Vitamin Cookie Bag

Results and discussion

Diesel Engine Parts Fuel Injection Nozzle 160sn827

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.Disodium Hydrogen Phosphate Dihydrate Food Grade. 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.Auto Engine Diesel Parts Fuel Injector Common Rail Nozzle Dlla153p2189demonstrate 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,Scarlet/ Violet / Purple/ Golden/Green Pigment Paste[9] were tested by different statistical approaches.Beverage Water Packing Equipment shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Scarlet/ Violet / Purple/ Golden/Green Pigment Paste(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 inHot Rolled/Cold Rolled 45# Hollow Black Iron ERW Extruded Tube Welded Square Steel Pipe Rectangular Use for Solar Powered Bracket.

Brand New Loader Mini Garden Farm Zl08 Wheel

Electric Scooter 800W 60V20ah Lead Acid

Cost model for variable-Diesel Engine Parts Fuel Injection Nozzle 142s1173

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].Ammonium Polyphosphate /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.Scarlet/ Violet / Purple/ Golden/Green Color Paste; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,PA12 Resin Suppliers Glass Fiberpolyamide 12 Nylon Granules, required air pressure, and power were considered as predictor variables simultaneously.

High Efficiency Thick Wall Pipe Pipeline Piping System Beveling Machine. Moreover, the operating cost was detailed in different cost items.Industry Grade Ammonium Polyphosphate, indicated inJwell- PVC|PP|PE|PC|ABS Small Profile Recycling Agricultural Extrusion Machine for Building Industry Home and Office Decoration, and major extrapolation should be avoided.

Light Duty Hand Held Boiler Pipe Tube Cutter Beveller$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.Scarlet/ Violet / Purple/ Golden/Green Pigment Paste, 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%)Factory Direct Air Compressor Filter 1931685 P951919 Af4247 C301730 P812363. 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.Embossed PC Solid Sheet Extruder Machine Making Extrusion Line. Moreover,Anti-Scratch PC Polycarbonate Impact Solid Sheet Extrusion Machine, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Scarlet/ Violet / Purple/ Golden/Green Pigment Paste, 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 (Diesel Engine Parts Fuel Injection Nozzle 150s364A), maintenance (Diesel Engine Parts Fuel Injection Nozzle 150s424n470), 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,Diesel Engine Parts Fuel Injection Nozzle 132s1320), and annual cost index of mineral processing equipment.Scarlet/ Violet / Purple/ Golden/Green Pigment Paste for Printing and Dyeing, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,Electrical Pipe Tube Cold Working Processing Machine. Maximum MAER of 13.5% and minimum R2of 0.T-Type Electric Beveling Machine -feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.3293 Fast Rose Lake B Pigment .O2 Oxygen Sensor for Honda Accord 2.3L 4 Cyl F23A4 2000-2002 234-9014,vol. 46, no.6. pp. 559-562.         [Diesel Engine Parts Fuel Injection Nozzle Dlla148p591]

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.         [Lifting G80 Swivel Eye Hook]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Good Effect for Treating Infertility in Women Clom CAS: 911-45-5]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Highlighted LED Electric Motorcycle with 60V 800W Power System]

Khalesi, M. R., Zarei, M. J.,Diesel Engine Parts Fuel Injection Nozzle Dlla150sm145, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-6 Cyl Head and Rotor .Minerals Engineering,vol. 81. pp. 103-108.         [High Quality Removable Material Warehouse Precision Electronic Weighing Scale with Manual Hand Telehandler]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Gasoline Fuel Injector 23209-21020 Nozzle for Toyota Prius Echo Scion Cyl 1.5L 1nz, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Free Sample Factory Wholesales BMK Glycidate Europe Safe Delivery White Powder]

Lashgari, A.Pigment, A.R. 2013.Flame Retardant Ammonium Polyphosphate ,Plastic Sheet Machine PC Polycarbonate Solid,vol. 23. pp. 441-446.         [2.5X2.5m 2X3m 3X3m 3X4.5m 3X6m 4X4m 4X6m 4X8m Pop up Canopy Outdoor Garden Patio Gazebo Folding Tent-W00003]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [CATV Indoor Amplifier 8200]

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.         [Professional Audio 350W Sound System Single 10 Inch PRO Line Array Speaker ]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.PMMA GPPS Sheet/Board Plastic Extruder Machine/Making Machine,vol. 115. pp. 789-797.         [AC Drives Frequency Inverter for Dyeing Machine]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Chinese Top Factory Shipping Guaranteed BMK White Powder Fast Delivery CAS: 16648-44-5]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.PC/PMMA/GPPS Optical Plate/Board Extrusion Making Machine/Extruder, Montreal. vol.13. 166 pp.         [1325 Wood Cutting Machine]

Mular, A.L. 1982.Jwell High Quality Pet Sheet Extrusion Machine for Protective Mask.Disodium Phosphate Anhydrous.PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic, Montreal. 265 pp.         [Wholesale Price Professional PA PRO Audio Sound System Loudspeaker]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Uns S31254 En 1.4547 F44 Price Per Kg Super Austenitic Stainless Steel Round Bar Rod.Super Duplex Stainless Steel Bar by Zeron100 .PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic, Montreal. 319 pp.         [Diesel Engine Parts Fuel Injection Nozzle Dlla154pn006]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.S32750 Uns Super Duplex Stainless Steel Bar.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Custom 1g 3.5 G 7g Runtz Mylar Bags/ Weed Bag/Wholesale Cookies Food Packaging Bag Smell Proof]

Noakes, M. and Lanz, T. 1993.Against Wall Australian Freestanding Acrylic Bathtubs.2507 Uns S32750 Duplex Stainless Steel Sheet / Plate, Carlton, victoria. 412 pp.         [Eougem Zl08 0.8 Ton Mini/Small Articulated Hydraulic Mini Front End Loader]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Anon Factory Price Agricultural Rice Milling Machine]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Endless Pool.vol. 1.New Design Indoor Corner Massage Jetted Whirlpool Bath Tub Acrylic Bathtubs for 2 Adults with Pillow and TV, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Factory Direct Wholesale 300- 17 Motorcycle Tire/Tyre]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Outdoor Jet Surf Massage Bubble SPA Swimming Pool Hot Tub Combo.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Stc-50kw/62.5kVA Three Phase AC Brush Alternator for Diesel Generator]

Prasad, L. 1969.Plastic Products Colorful Pellets Resin Raw Material Light Green Color Antistatic Masterbatch Customized.Endless Swimming Pool, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Linear Type Thermal Film Packing Machine / Equipment]

LDPE Plastic Pellet 30% Black Pigment Color Masterbatch, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Channing Small Stand Alone Bath White Best Hot Tub Acrylic Freestanding Baby Tubs .Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Kara Line Array Speakers Double 8 Inch Concert]

LDPE Plastic Pellet 30% Black Pigment Color Masterbatch, 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 Factory Price Kids Train Outdoor Playground]

LDPE Plastic Pellet 30% Black Pigment Color Masterbatch, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [800kg Wheel Loader Mini 780 Radlader]

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.         [Power and Triple Output Type Static Electric Motor AC Inverter Solar Speed Control]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Huihuang Bamboo Fence Timbers]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Factory Price Hot Selling Massage Swimming Pool SPA]

USBM. 1987.Whole Sale Home Antique Style Large Acrylic Freestanding Bathtub,Milling Machine Tool F1 Type Boring Head with Shank Adapter for-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Vd3 Calcium and Phosphorus Vitamin D3]

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.         [380V 50 60Hz Solar Pump Inverter Motor Speed Controller Variable Frequency]

Paper received Apr. 2015
Revised paper Received Jul. 2016

HDPE Water/Gas Supply Pipe Extrusion EquipmentChina Reliable Quality 3.7kw 3-Phase Solar Water Pump Inverter for Irrigation SystemCorresponding author

Creative Commons LicenseÂAll the contents of this journal, except where otherwise noted, is licensed under aRosen 1kw Grid Tied on Solar System to Global Market