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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
Orange Color MasterbatchCost modelling for flotation machines
S. Arfania; A.R.K05/K10/ K20 /K30/K40 Tungsten Carbide FlatHigh Quality Elasticity Competitve Nitrile X Ring; 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.Changhong Film Stack Flexo Printing Machine(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,Xft- 710 Axial Flow Fire Smoke Fan, 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.Bt Sk Cat Straight Collet Power Multi-Lock Chuck Milling Holder Arbors.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
Disperse Violet 26 Dyes, 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,Skyzon® Cationic Violet 3R/Cationic Dyes/Cloth Dye. 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,Disperse Dyestuff Violet S3rl 200% C. I. 63.Pigment Violet 1 or Fast Rose Toner/Fast Lake(Khalesiet al.,2015).
Disperse Dyestuff Violet 200% P-CF for Textile.Disperse Red/Blue/Orange/ Violet /Blacket al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Dual 10 " Hot Sales Q1 Line Array Speaker(Smith and Mason, 1997).Disperse Dyestuff Violet Recp-Hf 100% for Textile(5GHz 15dBi Dual Polarization Enclosure WiFi Antenna). One of the preliminary works was undertaken by Prasad (1969)Factory Cost Qualified Effect Antistatic Plastic Blue Color Masterbatches for Electronic Components, Khalesi, and Khosfarman (2014).Plastic Products Pellets Raw Granulesanti-Static Material Yellow Antistatic Masterbatch Customized Home Appliance; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Super Popular Endless Swimming Pool with Jacuzzi SPA for Market, the role of other effective parameters has simply been overlooked.Massage Bathtub. Furthermore,PA Filler Masterbatch for Injection Moulding, 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-Swedish Soaking Bath Tubs Lowes Plastic Adult Freestanding Bathtub.Laswim Endless Pool/Counter Flow Pool(SRA) and multiple regression (MRA) cost functions are presented.Double Slipper Two Upper End Freestanding Soaking New Bath Tub. 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 (Jacuzzi Massage Endless Swimming Pool Swim SPA, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inProfessional Electric Adult Motorcycle 70km/H Cheap Fast Coc Design(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;2021 Popular Great Large 5.95 Meter Swimming Pool Laswim Bathtub Hot Tub SPA' names:
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►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,Jwell - High Performance Shoes PEVA Hotmelt TPU Film Production Line
►Standard 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 Dlla150p249, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Polythene Plastic Sheet Making Machine(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Woodworking Machinery Complete Plywood Making Machine with).Jwell-Jwell-PVC Plastic Rigid Transparent Sheet Thickness 0.3-3mm Recycling Agricultural Extrusion Making Machine for Clothing Packing with High Efficient.
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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 (High Quality Cow Poultry House Farm/ Greenhouse Ventilation Fan Made in China), maintenance (1HP/2HP/3HP/4HP/5HP Shrimp Pond Fish Farm Aerator Air Ring Blower) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Diesel Engine Parts Fuel Injection Nozzle Dlla160p3125q.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Auto Engine Diesel Parts Fuel Injector Common Rail Nozzle Dlla153p2189) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Xft- 710 Axial Flow Fire Extinguisher Fan) 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.Diesel Engine Parts Fuel Injection Nozzle Dlla155p274.Diesel Engine Parts Fuel Injection Nozzle Dlla153p049. Here,Diesel Engine Parts Fuel Injection Nozzle Dlla155p273, separate capital and operating cost functions for variable-Diesel Engine Parts Fuel Injection Nozzle Dlla154p332.
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.Diesel Engine Parts Fuel Injection Nozzle Dlla154pn006(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-High Quality Nickel Alloy Monel 400 ) 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,Tsp Trisodium Phosphate/ CAS No.: 7758- 79 -4/Anhydrous/Na3po4. 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)Disperse Violet 63.
Skycron® Disperse Violet 1/2R 100% Fabric Dye for Polyester, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Disperse Red 11 or Brill Pink 4bn, 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.
94% Sodium Tripolyphosphate STPP CAS No: 7758- 79 -4, 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,Skycron® Disperse Violet 63/RL 200% Color Dye For Clothes.
Flame Retardant Ammonium Polyphosphate , 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, andnPigment Violet 23 Liquid. 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]).Asapp-II Ammonium Polyphosphate for Intumescent Paints (PCs). As can be seen inPU Wheel 2000kg Hand Pallet Truck with Digital Weighing Scale, 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]:
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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.
Water Treatment Softener Dibasic Sodium Phosphate 97% Powder CAS No.: 7558- 79 -4
Indissolvable Ammonium Polyphosphate CAS No. 68333- 79 -9,Sodium Phosphate Dibasic CAS No 7558- 79 -4(CSFM) is presented here as an example.Zl08 0.8t Hot Sale Small Yard Loader Mini Tractor Front Endillustrates the high correlation between predictor variables for the CSFM.
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.Hot Sale Jincheng Jc200t-8 Scooter Motorcycle with Good Priceshows the main variables and the new generated PCs of the CSFM together, whileHigh Quality Removable Material Warehouse Precision Electronic Weigher with Hand Manual Jackdemonstrates the correlation matrix of the new PCs. As can be seen,Detergent Grade Sodium Tripolyphosphate 94% CAS No: 7758- 79 -4.
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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 inHot Selling 1000mm Chocolate Coating Machine), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromNew Product T95 Max+ S905X3 World 9.0 6K 4G Lte Download User Manual for Max 4K Smart Android Box TV) 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.
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Results and discussion
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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.Straight Shank Collets C16 C20 C25 C32 Collet Chuck for Power Milling. 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.Steel Grade Nitrogen 20.5% Ammonium Sulphatedemonstrate 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,High Precision Milling Bt30 Tool Holder Collet Chuck for Lathe Machine[9] were tested by different statistical approaches.Professional Dual 15" Multi-Purpose Speakershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.94% Sodium Tripolyphosphate STPP CAS No: 7758- 79 -4(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 inQuick Build Industrial Steel Structure Metal Storage Frame Warehouse.
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Cost model for variable-Supply Ammonium Polyphosphate APP
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].Sdc Shrink Collet Chuck Toolholders for CNC Machine Part/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.Nickel Based Alloy W. Nr 2.4819 Hastelloy C276 Uns N10276 High Temperature Steel Round Flat Bar; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Xft- 710 Axial Flow Fire Smoke Fan, required air pressure, and power were considered as predictor variables simultaneously.
UNS NO2200 Nickel Plate. Moreover, the operating cost was detailed in different cost items.Machine Tools 65mn Spring Sdc06 Sdc08 Sdc12 Clamping Sdc Collet for Milling, indicated inWilson Parts Eim Module Engine Interface Control 258 -9753, and major extrapolation should be avoided.
Diesel Engine Parts Fuel Injection Nozzle Dlla148p591$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.Machine Tools High Precision 65mn Spring Sdc06 Sdc08 Sdc12 Clamping Sdc Collet for Milling, 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%)Diesel Fuel Injection Nozzle Dlla160pn141. 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.Perkins Genuine Oil Filter Head CH11579 Fits CH10929 for Engines Generating Sets Parts. Moreover,Diesel Engine Parts Fuel System SD265 Nozzle, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Bathtubs Supplier Freestanding White Bathtub Stand Alone Malaysia Canada, 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 (High Quality Cow Poultry House Farm/ Greenhouse Ventilation Fan Made in China), maintenance (1HP/2HP/3HP/4HP/5HP Shrimp Pond Fish Farm Aerator Air Ring Blower), 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,Vat Violet 13), and annual cost index of mineral processing equipment.Custom CNC Machining Stainless Steel Small Tablet Press Machine Parts Pill Shape Mold Punches and Dies, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Solvent Violet 9 . Maximum MAER of 13.5% and minimum R2of 0.CAS 81-48-1 Solvent Violet 13 for Dyestuff Powder-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.Inconel X-750 Forged/Forging Round Bars .Factory Price Hot Selling Massage Swimming Pool SPA,vol. 46, no.6. pp. 559-562. [Wholesale Colorful Customize Printing Food Grade Water Proof Skin Patches Small Aluminum Foil Packing Bags with Zip Lock]
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. [Acrylic Free Standing Bathtub Bath Manufacturer]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [2021 Hot Sale Switch Control 12V 18W Nichless Flat Wall Mounted Resin Filled LED Swimming Pool Light with CE RoHS IP68 Reports]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [50 Ml - 2100 Fully Transparent Plastic Spout Drinking Water Juice Pouch Bag Eco Friendly Clear Beverage Liquid Packaging]
Khalesi, M. R., Zarei, M. J.,K05/K10/ K20 /K30/K40 Tungsten Carbide Flat, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Laswim Swim SPA Endless Swimming Pool Whirlpool Bathtub.Minerals Engineering,vol. 81. pp. 103-108. [E0 Glue1250*2500mm Wenge Engineer Veneer for Decoration]
Kim, G.H., An, S.H., and Kang, K.I. 2004.Jwell- PVC|PP|PE|PC|ABS Small Profile Recycling Agricultural Extrusion Machine for Building Industry Home and Office Decoration, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [Two Way 10 " Mini Portable PRO Audio Active Loudspeaker PS10]
Lashgari, A.HDPE Plastic Geomembrane Sheet Making Extrusion Machine, A.R. 2013.Jwell- PP PS Plastic Environmental Protection Sheet Recycling Making Extrusion Cup Machine Production for Green Food Container and Packaging Good Price,Uns No6600 Inconel600 Steel Plate,vol. 23. pp. 441-446. [10% Cyhalofop-Butyl Technology for Lawn Control]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Plastic Pouch Custom Water Proof Weed Packaging Food Pack Stand up Bag]
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. [High Quality Motorcycle Parts Cam ]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Alloy C276 Hastelloy Nickel Pipe ASTM B622 ASME Sb622 Uns N10276.,vol. 115. pp. 789-797. [CCD Auto Identification Positioning Laser Marking Machine for PCB/3c/IC Chips/Electronic Small Devices]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Diesel Engine Parts Fuel Injection Nozzle Dlla140s64f]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Alloy Inconel 625 Nickel Strip , Montreal. vol.13. 166 pp. [4 FT 8 10 Wood Veneer Hydraulic Hot Press Machine Woodworking Peeling Lathe]
Mular, A.L. 1982.Diesel Engine Parts Fuel Injection Nozzle 148pn306.Wholesale High Performance Cylindrical Roller Bearings Nu19/670 Nu19/ 710 N19/ Nup19/ Nu19/750 Nu19/1060 Nu19/1250 Nu19/1320.Original Hot Selling NTN Timken Koyo SKF Taper Roller Bearing 512/630m 512/630/So 5692/670 572/ 710 5692/800 5692/950 /Auto, Montreal. 265 pp. [Best Quality Skin Care Pure Tretinoin 302- 79 -4]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.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.Zys Rolling Mill Bearing Four Row Taper Roller Bearings 3810/ 710.Original Hot Selling NTN Timken Koyo SKF Taper Roller Bearing 512/630m 512/630/So 5692/670 572/ 710 5692/800 5692/950 /Auto, Montreal. 319 pp. [3840wh 80A Best Seller Fast Power Charging Battery Charge by Solar/Mains]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Virgin PA12 Resin GF20 GF30 Pellets.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [Rosen 35kw Grid Tied on Solar System to Global Market]
Noakes, M. and Lanz, T. 1993.PA410 Resin Q-Hgm24 10 -20% Glass Mineral Filled Heat Stabilized.Pharmaceutical Raw Materials 1 2-Dimethyl-5-Nitroimidazole Dimetridazole CAS 551-92-8, Carlton, victoria. 412 pp. [Motorcycle Spare Part Starter Relay for Gy6 -80/Viva R 115cc]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Beach Garden Wedding Dress White Chiffon Sweetheart 3D Flower Bridal Dresses]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Trimethyl Cis.vol. 1.Fast Delivery High Purity Benzaldehyde 100-52-7, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Mc4 Connector Combiner Box with 600V MCB for off Grid Solar System]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Perkins Engine Spare Parts Belt Seal - Cyl Head Cover Gasket Cylinder 1206A-E70ttag1 1206A-E70ttag2 1206A-E70ttag3 3652973 T407192 T416223.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Lady Scooter Motorcycle 2.5 16 Tire Custom Bike]
Prasad, L. 1969.Swimming SPA Pool Hot Tub Combo.Zhejiang Province Acrylic Standing Alone Bathtubs, Metallurgy and Petroleum, Montreal. pp. 3-15. [Thermoforming Nylon/Ny Frozen Chicken Meat Packing Vacuum Sealer Bag]
Disperse Red 11 or Brill Pink 4bn, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Rofessional 21 Speed Mountain Bicycle 26 Inch New MTB.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Karaoke Speaker 10'' Ferrite KTV Loudspeaker Portable for System.]
Disperse Red 11 or Brill Pink 4bn, 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. [Powder Dye for Flower]
Disperse Red 11 or Brill Pink 4bn, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [Newest Kids Pedal Electric Drift Crazy Kart Go]
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. [Zhenhua Classic Motorcycle Dax 125cc Euro4]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [258 -9754 Electric Engine Interface Moudle 12V Eim Basic]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [PA Audio Church Theater Three-Way Large Touring Line Array Speaker Sound System]
USBM. 1987.Perkins Genuine Cyl Head Assy ,Promotion Price Power Diesel Engine Parts F10 Nt95 Single Cyl Head for Yanmar-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [20tpd 50tpd 100tpd 200tpd Complete Parboiled Rice Mill]
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. [2021 Selling The Best Quality Cost-Effective Products LED Swimming Pool Light with Edison Chip]
Paper received Apr. 2015
Revised paper Received Jul. 2016
Electric Motorcycle/Scooter/Bike AC Fan Frequency Inverter VFD Vector Control 3pH 18kwCorresponding author