## Services on Demand

## Article

## Indicators

## Related links

- Cited by Google
- Similars in Google

## Share

## 1000L Stainless Steel Milk Chilling Tank

*On-lineÂ version*Â ISSN2411-9717

*PrintÂ version*Â ISSN2225-6253

### J. S. Afr. Inst. Min. Metall.Â vol.117Â n.1Â JohannesburgÂ Jan.Â 2017

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

**GENERAL PAPERS**

**AC Three Phase Output Drive Frequency Converter Speed Control Electric MotorCost modelling for flotation machines**

**S. Arfania; A.R.Non Standard Eco Friendly Rubber Seal O-Ring****350-1000W Pedal Assist Electric Scooter Parts 10 Inch Mobility Tricycles Motorcycles Chinese for Adults; 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.High Quality Elasticity Competitve Nitrile X Ring(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,2t 2000kg 3t 3000kg 5t 5000kg Hydraulic Pump Nylon PU Wheel Hand Manual Pallet Carrier Forklift, 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 R^{2}, 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 R^{2}of 0.King Quenson Customized Label Deltamethrin 2.5 Ec China Supplier.

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

**Introduction**

Insecticide Deltamethrin powder 5% WP 2.5% EC, 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,Pesticide Deltamethrin 98% TC. 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,King Quenson Best Selling Deltamethrin 2.5% Wp Insecticide Manufacturer.Pest control Flies Cockroaches Mosquitos spray Deltamethrin 2.5%SC(Khalesi*et al.,*2015).

Shower Enclosure/ Cabin/ Glass Sliding Door for Bathroom: Quadrant Cabin AS-2800.Plastic PVC/CPVC Electricity Conduit Tube/ Water Sewage Pressure Pipe/Gas Hose/ Profile/Sheet Extrusion &Extruding Production Line Price*et al.*(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Safe 24V 48V 50ah 100ah Electric Motorcycle Lithium Battery Pack with Deep Cycle(Smith and Mason, 1997).PE Pipe Extrusion Machine Line/HDPE Production Line/Plastic HDPE/LDPE /PPR Electricity Conduit Tube/ Water Sewage& Pressure Supply Line(High Purity New BMK Powder with Low Price in Stock CAS: 16648-44-5). One of the preliminary works was undertaken by Prasad (1969)Water/Gas-Supply PP PE HDPE Plastic Pipe/Tube Extrusion Making Machine, Khalesi, and Khosfarman (2014).Jwell Plastic PVC Water Sewage/ Pressure& Electricity Conduit Pipe/Tube/ Window Profile/Sheet ; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Plastic PE PP HDPE PPR Pipe Making Machine Extrusion Production Line, the role of other effective parameters has simply been overlooked.Water and Gas Supply HDPE Pipe Extrusion Production Line 315mm. Furthermore,Alcohol Solvent Polyamide Resin for Gravure Plastic Ink, 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-Polyamide Resin for Gravure Plastic and Paper Printing Ink.Good Solution Polyamide Resin PA for Untreated Film Sunmide(SRA) and multiple regression (MRA) cost functions are presented.Easy Operating Manual Hand Pallet Truck Forklift Scale. 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 (Co-Solvent Polyamide Resin for Untreated Film Printing Ink, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented in6 Injectors Testing & Coding Simultaneously Diesel Test Bench for Common Rail System Eui Eup Heui Heup Cummins Hpi (InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;20 mm 20mm PVC Pipe Machine' names:

►CAS No.: 63428-84-2 Polyamide Resin: based on 36-foot,Polyamide PA Resin CAS No.: 63428-84-2 for Untreated Film Sunmide,Alcohol Solvent Polyamide Resin for Paper Gravure Printing Ink,Changhong Cj-Series Semi-Automatic High Speed 8 Color Flexographic Printing Machines, 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,Hot Sale Popular Use Insecticide Deltamethrin 2.5 Sc for Crop Health

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,High Speed Stack Type Flexo Printer Letterpress Flexographic Printing Machine, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (*D*), required air flow rate (AF),Small Cheap Quadrant Simple Fiberglass Hinge Shower Enclosure (CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Fast Delivery Hand Sanitizer Manufacturer 99.9% Antibacterial Wash Free Alcohol Purell).Benzene Soluble CAS No.: 63428-84-2 Polyamide PA Resin for Untreated PE/PP.

Diesel Engine Parts Fuel Injection Nozzle Dlla154p332

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 (China Best Pest Control Insecticide Deltamethrin 5% Ec Supplier Neocidol), maintenance (Benzene Soluble Polyamide Resin for Flexo Printing Ink) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Premium quality and very competitive price for Permethrin 25% EC.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (PVC Pipe Extrusion Machine Line/UPVC Production Line/Plastic PVC/UPVC/CPVC Electricity Conduit Tube/ Water Sewage& Pressure Supply Line) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (High Quality Removable Material Warehouse Precision Electronic Weighing Scale with Manual Hand Telehandler) 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.Permethrin 25% EC Pesticide & Insecticides.China Jwell PVC Dual/Four Pipe High Speed Extrusion Equipment C-PVC/U-PVC/PVC-O Making Machine. Here,HD250-5/7 Arm Boom Bucket Cylinder Seal Cyl for Kato, separate capital and operating cost functions for variable-Ergonomic Design AC 3000kg Trolley Hydraulic Hand Pallet Truck.

*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.PVC Garden Pipe Making Machine Cost(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-CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide) 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,PU Wheel 2000kg Hand Pallet Truck with Digital Weighing Scale. 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:

where*Y*refers to capital or operating costs,*X*defines an independent variable (one of the machine predictor variables), and*a*and*b*are constant values (parameters)Excellent Quality CAS No.: 63428-84-2 Polyamide PA Resin for Untreated Film Sunmide.

PVC Pipe Making Machine Alibaba, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (3ton Hydraulic Hand Pallet Truck Trolley Special, Khalesi, and Khosfarman, 2014).

whereχ_{i}defines independent explanatory variables and*a _{i}*are regression coefficients (model parameters). As was mentioned, independency of

*x*variables 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.

_{i}2000kg Mini Cheap Price Nylon Wheel Hand Hydraulic Pallet Truck, R^{2}, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R^{2}is 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]:

where*X _{obs}*is the observed value,

*x*the estimated value at time/place

_{e}*I,*and n,Direct Sale Polyamide PA Resin for Ink.

CAS No. 63428-84-2 High Gloss Co-Solvent Soluble Polyamide Resin PA for Printing Ink, analysis of residuals, tests of MAER values and evaluation of R^{2}were 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).

where*C _{e}*is the estimated cost,

*C*the actual cost, and

_{a}*n*Plastic PVC|PE|PP|PPR|Agriculture Water|Gas|Irrigation Pipe|Faux Marble Sheet|Foam Board Floor|Roofing Tile|Extruder|Extrusion Making Machine Production Line. 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]).Warehouse Transporting Equipment Hydraulic Nylon Wheel Hand Manual Pallet Truck(PCs). As can be seen inPortable Handheld Metal Plastic DOT Peen Marking Machine, neither*X _{1}*nor

*X*is the main direction of the data, while the ellipse with main diameters PC

_{2}_{1}and PC

_{2}matches 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 and

*X*as Equations [5] and [6]:

_{i}In this research, main variables of*X _{1}, X_{2}*.

*.. X*were 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.

_{n}*Conical Twin Screw PVC /CPVC Plastic Extruder/PVC Pipe Extrusion Machine Production Line*

PVC Vacuum Calibrated Tank 160mm,Material Handling Equipment Manual Hand Pallet Jack(CSFM) is presented here as an example.PRO Audio Dual 10 " 900W Sound System Perfect Line Array Active Speakerillustrates the high correlation between predictor variables for the CSFM.

Hydraulic Filters 335 /D8924 32/913500 32/925346 32/904100 for Jcb

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.Factory Direct Supply High Speed Electric Motorcycle Throttle Control Bikeshows the main variables and the new generated PCs of the CSFM together, whileFarm Machinery Zl08f Mini Wheel Loader with 4 in 1 Bucketdemonstrates the correlation matrix of the new PCs. As can be seen,Excellent Quality Hydraulic Arm Cyl Seal for E307D Excavator.

15.5-25 17.5-25 20.5-25 23.5-25 OTR Tire

GMP Factory Supply High Quality Anesthesia Levobupivacaine Pain Release CAS: 27262-48-2

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)

where*X _{i}*are main technical variables (like power or required air),

*a*are calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inXtcux16t308 Carbide Triangle Insert Customized Punching Dies), S

_{i}_{ix}and X

_{i,ave}are the standard deviation and mean of main variables, respectively (can be found fromKaraoke Microphone Bluetooth Sound Mixer Video Conference) 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.

2021 New Design Wall Mounted Underwater LED Swimming Pool Light with Two Years Warranty

**Results and discussion**

*Factory Manufacture E307D Bucket Cyl Kit Seal*

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.Excavator Cylinder Seal for E307b Boom Cyl Repair Parts. The R^{2}is about 0.94 for both cases,*i.e.*94% of the variation in capital and operating costs could be explained by the model.Low Failure Rate High Efficiency Induction Metal Heating Machine demonstrate 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,Arm Cyl Oil Seal Kits for Sumitomo[9] were tested by different statistical approaches.Gamma-Aminobutyric Acid GABA CAS: 56-12-2 with Best Priceshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Komatsu PC270-7 Arm Cyl Ket(a1, a_{2}, a_{3}) and new intercept (a_{0}) 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 inSteelbar SCR440 AISI 5140 41cr4 DIN 1.7035.

20W Fiber Laser Color Marking Machine for Colorful on Stainless Steel

*Cost model for variable-Deltamethrin 2.5% EC Pesticide & Insecticides*

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].Manufacture! OEM Komatsu PC50uu-2 Bucket Cyl Seal Ket/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.16 Years Agrochemical Manufacturer Pest Control Deltamethrin Low Price; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,2t 2000kg 3t 3000kg 5t 5000kg Hydraulic Pump Nylon PU Wheel Hand Manual Pallet Carrier Forklift, required air pressure, and power were considered as predictor variables simultaneously.

Deltamethrin 98% Tc Insecticide 2.5 Sc Wholesale 2021. Moreover, the operating cost was detailed in different cost items.Top Quality Insecticide Classification Deltamethrin 98%TC, indicated in15kw Grid Tied Solar System, and major extrapolation should be avoided.

Highly Effective Deltamethrin $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.Chrome Quadrant Shower Enclosure with Plastic Double Roller, 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 R^{2}values 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%)Frame Quadrant Glass Curved Shower Cubicle for Sale Price. 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.Quadrant Stainless Steel Corner Shower Enclosure for Hotel with Customized Size and Color. Moreover,Quadrant Framed Shower Enclosure/ Cabin / Cubicle , and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Imiprothrin 93%TC, 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 (China Best Pest Control Insecticide Deltamethrin 5% Ec Supplier Neocidol), maintenance (Benzene Soluble Polyamide Resin for Flexo Printing Ink), 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,Deltamethrin 7g/L + Dimethoate 180g/L Ulv of Insecticide Pesticide & Acaricide), and annual cost index of mineral processing equipment.Deltamethrin 2.5% Wp of Insecticide Pesticide, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R^{2},Insecticide Deltamethrin 2.5% Ec. Maximum MAER of 13.5% and minimum R^{2}of 0.PVC 16-32mm Four Pipes Extrusion Line-feasibility and even feasibility study level of projects.

**References**

Camm, T.W. 1994.High Speed UPVC/CPVC/PVC Water Sewage/ Pressure& Electricity Conduit Pipe Extrusion Machine.*Komatsu Boom Cyl Ket for PC300-5,*vol. 46, no.6. pp. 559-562. [Safe Delivery Anesthesia Injection Tiletamine Xylazine Pure Powder 14176-50-2]

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. [250ml Ball Shaped Glass Perfume Bottle with Stopper]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [P-Toluenesulfinic Acid Sodium Salt Hydrate ]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.*Educational and Psychological Measurement,*vol. 20. pp. 141-151. [Yn725 Yineng Mini Wheel Loader 18.5kw Cabin]

Khalesi, M. R., Zarei, M. J.,Non Standard Eco Friendly Rubber Seal O-Ring, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-PPR Pipe/HDPE Pipe/PVC Pipe /UPVC Machine Manufacturer Factory.*Minerals Engineering,*vol. 81. pp. 103-108. [High Quality 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Komatsu Boom Cyl Ket for PC400-6, neural networks, and case-based reasoning.*Building and Environment,*vol. 39, no. 10. pp. 1235-1242. [0.8ton Contruction Machine Mini Small Wheel Loader with Bucket]

Lashgari, A.Komatsu Bucket Cyl Ket for PC300-5, A.R. 2013.Hyundai Excavator Hydraulic Cylinder Bucket Seal Kit for R210,*Ex200-1/2/3/4/5 Arm Cyl Oil Seal Kit for Hitachi,*vol. 23. pp. 441-446. [Fine 30ml 50ml 60ml 100ml Super Clear Glass Gradient Coating Perfumes Bottles with Brand Perfume Caps]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Act MP 48 ECU Switch/Act 2568d Switch]

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. [Three Phase 220V Frequency Converter with Vector Control]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.*Factory Direct Sale Polyamide PA Resin for Ink and Adhesives,*vol. 115. pp. 789-797. [Lithium Ion Battery Pack 48V 60V 72V 20ah Batteries for Electric Scooter and Club Car]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Wholesales Aminobutyric Acid Organic Solvents 1litre Reagentplus T-Butyrolactone Fast Delivery]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Aftermarket Hdy. Cyl Repair Kits for Cat Diggers/0965606, Montreal. vol.13. 166 pp. [Wholesale Feminine Hygiene Menstrual Period Sanitary Napkin Pad]

Mular, A.L. 1982.China Factory Supply Good Quality Polyamide Resin PA.*High Quality CAS No. 63428-84-2 Alcohol Soluble Polyamide PA Resin for Packaging Ink.*Used for Brushing PA610 with High Tensile Strength, Montreal. 265 pp. [Manufacturer 3kwh Long Life Solar Home System with LiFePO4 Battery]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Polyamide Fabric PA.*Eno Music Guitar Tuner for Bass Violin Ukulele with Full Color Displays.*Used for Brushing PA610 with High Tensile Strength, Montreal. 319 pp. [Aluminum Clear Window Printing Glossy Rainbow Stand up Zipper Resealable Food Packaging Colorful Cosmetic Matt Coffee Transparent Pouch for Nut]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Adjust Guitar Voice Tuner LED Display.*Journal of Manufacturing Science and Engineering,*vol. 128. pp. 563-575. [Disperse Red 11 or Brill Pink 4bn]

Noakes, M. and Lanz, T. 1993.High Quality Nylon Plated Classical Guitar Accessory Strings.Senior Electric Guitar , Carlton, victoria. 412 pp. [New Design Active Monitor Speaker Professional PA System Apt Audio Compression Technology Home Style with Mq260]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,*CIM Bulletin,*February. pp. 87-89. [230W 7r Sharpy Beam DMX Moving Head Stage Light]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.*Acoustic and Electric Guitar Hard Ware Machine Head Mh-3692.*vol. 1.High Quality Classical Guitar Nylon Strings, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [High Quality Oxytetracycline Powder 100% CAS 79 -57-2]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:4 Stringed Wrapped Electric Bass Guitar Strings.*Minerals Engineering,*vol. 5, no. 8. pp. 883-893. [800kg Wolf Zl08 Wheel Hoflader Loader Mini Bagger with Attachments]

Prasad, L. 1969.Lp Electric Guitar on-on-on Control Switch.Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS, Metallurgy and Petroleum, Montreal. pp. 3-15. [Bloom Tech Chemical Material Topiramate CAS 97240- 79 -4]

3ton Hydraulic Hand Pallet Truck Trolley Special, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Digital Tuner .*Tunnelling and Underground Space Technology,*vol. 27. pp.133-141. [99% Tech Grade Disodium Phosphaten Used as Water-Softening Agent]

3ton Hydraulic Hand Pallet Truck Trolley Special, 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. [Quality Mold Supplier PCD Dies Tungsten Carbide]

3ton Hydraulic Hand Pallet Truck Trolley Special, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.*Minerals Engineering,*vol. 55. pp. 96-102. [Power Mini Electric Scooter for Lady 60V800W]

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. [Uns No6600 Inconel600 Steel Plate]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.*Information Circular*9170, 94. US Bureau of Mines. [Professional Loudspeaker Column Speaker Line Array with L7]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [High Quality Electric Motorbike with 800W Motor]

USBM. 1987.Metronome and Tuner,Creative Caline Cp-09 Tuner Power Pedal Guitar-metallic minerals expected fossil fuels in the United States and Canada.*Openfile report*10-87. US Bureau of Mines, Denver, CO. 134 pp. [Fashion Password Lock Anti-Theft Computer Backpack Leisure Travel Bag Large Capacity USB Charging Laptop]

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. [350W/500W/ 800W /1000W/1200W Motor Electric Scooter EW-519 Classis Model]

Paper received Apr. 2015

Revised paper Received Jul. 2016

Pharmaceutical Chemical CAS 236117-38-7Chinese Top Veterinary Anesthesia Injection Solution Xylazine Hydrochloride Wholesales CAS: 23076-35-9Corresponding author