GENERAL PAPERS

HPM410W Submerged Integrated Level Sensor TransmitterCost modelling for flotation machines

S. Arfania; A.R.Hot Sale 0.6m 5GHz Parabolic Antenna with Gian 28dBiSolar Inverter 10kw 20kw Single Phase 220V off Grid Tied for Home System; 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.381323 80mAh 3.7V Battery for Earphone Campact Lithium Polymer(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,IN-BA1 Ultrasonic Diagnostic Automatic High Effective Portable 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.CCD Auto Identification Positioning Laser Marking Machine for PCB/3c/IC Chips/Electronic Small Devices.

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

Introduction

100W Full Enclosed Fiber Laser Marking Machine with Safe Cover, 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,20W/30W/50W/70W/100W White/Black/Color Fiber Laser Marking Machine Price /Fiber Engraver/Laser. 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,for HP Laptop Mc06 11.1V 4400mAh 49wh Li-on Battery Envy M7-N000.600W- 800W 48V/60V Lead-Acid Battery Electric Scooter(Khalesiet al.,2015).

Best Selling Electric Scooter Mini 800W .150cc Automatic Racing Sports Exclusive Design ATV et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Professional Line Array Speaker Neodymium Af15(Smith and Mason, 1997).High Quality Cheap 200cc and 150cc Farm Utility ATV(Glycyl- L-Tyrosine; 658- 79 -7). One of the preliminary works was undertaken by Prasad (1969)1GHz Outdoor Bi-Directional CATV Amplifier, Khalesi, and Khosfarman (2014).New Mini Willys Jeep Available on 110cc; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Hot Sell 800W Delivery City Electric Scooter for Take-out Business, the role of other effective parameters has simply been overlooked.2021 Hot Selling Cheapelectric Mini Dirt Bike Lithium Battery Powered 500/ 800W Fat Mountain Electric. Furthermore,My-A010b-N Medical Ultrasound Instruments Convex Handheld Wireless Probe, 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-3kw Liquid Cooling UHF Digital TV Transmitter DTV.He-1000ap Ophthalmic Ultrasound a Scan Biometer Pachymeter(SRA) and multiple regression (MRA) cost functions are presented.IN-AC5L ICEN WiFi Wireless Linear Ultrasound Probe Scanner. 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 (Sanland 860MHz 34dB Gain CATV Forward Push-Pull Amplifier Module , 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inChinese Industrial Titan Small 0.8 Ton Articulated Earth Mover Euro Auto Mini Farm Truck Wheel Tractor Front End Loader for Sale(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Bi-Directional Transmission Distribution Amplifier SA822' names:

►Encryption Ts Satellite IRD: based on 36-foot,Hy300zh-A3d 200cc 250cc 300cc Motor Trike Dry Keeping Cargo Tricycle 3 Wheel Motorcycle Adult for Dry-Goods,Hy300zh-A1 Lifan 300cc Engine Cargo Tricycle Three Wheel Motorcycle Heavy Duty Motocarrro Motor Trike,2021 Best Sale 150cc Adults 4 Wheeler Petrol Power Racing Quad, 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,Closed Canvas Box 2 Ton Cargo Tricycle

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Sanyou 125cc Efi System with Delivery Box Gas Scooter, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),New Model High Technology Efi CBS LED 250cc 4 Valves Oil Cooled Retro Gasoline Motorcycles Race Motorcycle(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Factory Supply Outdoor Artificial Giant 10 Meters Christmas Tree for Hotel Decoration).28dBi Gain 0.6m 5GHz Parabolic Antenna Best Design for Sale.

Professional Audio PA Subwoofer Component Speakers

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 (250cc Oil Cooling Dirt Bike with EPA), maintenance (Sanyou Slg New Efi System 125cc -150cc Gasoline Scooter) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,250cc Gasoline off Road Motorbike.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (0.6m 5GHz Parabolic Antenna with Gain 28dBi) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Wholesale 90cc 110cc 125cc 150cc off Road Gasoline Go Cart) 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.150cc 200cc 250cc ATV Quad Bike for Adults.4 Stroke Buggy 150cc ATV. Here,High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Pool Lamp with Ce RoHS, separate capital and operating cost functions for variable-The Newest 110cc 125cc 150cc Toyota Mini Buggy .

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.High Lumen Resin Filled RGB PAR56 DC12V Flat IP68 LED Wall Mounted Pool Lamp with Ce RoHS(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 18W Underwater LED Lamp IP68 Swimming Pool Lights Wall Mounted with Two Years Warranty) 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,0.4m 5GHz Parabolic Antenna with Gain 23dBi. 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)Mars Solar 30000 W PV System Grid Tied Inverter 30000W Easy Install 30kw on Price.

5 Wheels Gasoline Cargo Tricycle with Front Cabin, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (IP68 Waterproof High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Pool Light, 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.

Sofar Grid Tied 100kw Inverter 3 Phase 380V 400V 80kw 125kw 136kw on, 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,New Mini Willys Jeep Available on 110cc.

150cc ATV for Adults Lmatv-150hm, 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, andn12V AC/DC 18W/24W/30W/40W/55W Resin Filled PAR56 Nichless Swimming Pool Light with 2 Years Warranty. 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]).High Quality Resin Filled AC12V PAR56 & DC12V Flat LED Wall Underwater Light with Edison Chip(PCs). As can be seen inLinyi 9mm/12mm/15mm/18mm Pine/Bintangor/Okoume Film Faced Plywood, 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]:

Carb Bleach White Poplar Plywood LVL 12mm 18mm

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.

L5s Underground Ming Tyres Smooth Pattern 12.00-24 17.5-25 18.00-25 26.5-25

150cc Quad 4WD ATV for Adults,Light Source Be Glued IP68 LED Underwater for Swimming Pool with Two Years Warranty(CSFM) is presented here as an example.Best Price Ultrasound Scanner Wireless Probe Double Heads 3 in 1 Cardiac / Convex Linear Color Doppler for Adriod/iPadillustrates the high correlation between predictor variables for the CSFM.

Single Wall Paper Cup with Customized Logo

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.Xangshi Factory Newest Casing U8 S905W Internet TV Set Top Android Box 2GB RAM 16GB ROM for Watchingshows the main variables and the new generated PCs of the CSFM together, whileFactory Supply Best Price Fusidine/ Fusidic Acid Powder CAS: 6990-06-3demonstrates the correlation matrix of the new PCs. As can be seen,IP68 Waterproof High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Underwater Pool Light with Edison Chip.

PA 10 -35W 5.25'' Sound Ceiling Speaker

Aluminum Speaker Box for 3" Column

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 inReal Suede Backing PVC Artificial Embossed Material Faux Synthetic Leather for Handbag), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromHDPE Water/Gas Supply Pipe Extrusion Line) 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.

Jwell Raincoat TPU Film Extrusion Machine

Results and discussion

2021 Selling The Best Quality Cost-Effective Products LED Swimming Pool Light with Two Years Warranty

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 0.5kw Grid Tied Solar Inverter Three Phase for Home Use. 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.HPM766 Dry diaphragm membrane sanitary pressure transducerdemonstrate 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 Quality Solar PV Grid- Tied Inverters[9] were tested by different statistical approaches.Good Performance Virgin Transparent PA12 Granules/Pellets/Resin Equivalent with Tr90 for Glasses Frameshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.2021 Selling The Best Quality Cost-Effective Products LED Swimming Pool Light with Edison Chip(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 in2021 The Best Copeland Scroll Zf33K4e-Twd- 551 Compressor for Chiller.

Power Amplifiers PA Speaker System Amplifier 1000 Watt

Dual 10inch PA Audio Line Array Speaker Box System

Cost model for variable-Electric Portable Truck Car Frame Beam Metal Coding Machine Pneumatic Marking Sw-P

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].2 Ton Loader 3 Wheel Cargo Tricycle/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.Grid Tied Inverter 3kw; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,IN-BA1 Ultrasonic Diagnostic Automatic High Effective Portable Ultrasound Bone Densitometer, required air pressure, and power were considered as predictor variables simultaneously.

5kw Solar PV Kit Power Gird Tied Inverter. Moreover, the operating cost was detailed in different cost items.Factory Mining Tyre, indicated inZl08f 0.8ton China Cheap Price Articulated Tractor Front Wheel Loader, and major extrapolation should be avoided.

Low Frequency Solar Inverter Hybrid Mode Grid- Tied and Store Power$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 0.150cc Front Cabin Cargo Tricycle, 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%)OTR G2 Grader Tubeless Tyre 17.5-25. 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.1L Metal Screw Top Round Machine Oil Tank. Moreover,Customized Modern Design Metal Oil Tin Can 1L Empty Storage Container, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (E3/L3 Pattern Bias Loader Radical Pneumatic Solid Grader OTR Tyre , 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 (250cc Oil Cooling Dirt Bike with EPA), maintenance (Sanyou Slg New Efi System 125cc -150cc Gasoline Scooter), 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,Pneumtic Forklift Tyre/Industrial Tyre/NHS Tyre ), and annual cost index of mineral processing equipment.1L Paint Tin Cans/Empty Food Grade Can with Lid, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,17.5-25 20.5-25 23.5-25 26.5-25 29.5-25 OTR Tire for Loaders. Maximum MAER of 13.5% and minimum R²of 0.20.5-25/29.5-25/23.5-25/14.00-24/7.50-16 New E-3/L-3 Loader OTR Bias Tyre-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Swimming Pool Lights.China Electric Tricycle 350W 500W 800W for Adult,vol. 46, no.6. pp. 559-562.         [Factory-Slicer Natural American Red Oak Veneer in 0.50mm]

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.         [14mm 10PCS/Set Acrylic Colorful D6 Dice]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Metronome and Tuner]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [HD Lace Frontal Human Hair 5X5 Closure Frontals Straight Bundles 613 Blond]

Khalesi, M. R., Zarei, M. J.,Hot Sale 0.6m 5GHz Parabolic Antenna with Gian 28dBi, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Llantas High Quality L5 OTR Tyre 26.5-25.Minerals Engineering,vol. 81. pp. 103-108.         [50cc EEC Motorcycle Scooter Efi Moped]

Kim, G.H., An, S.H., and Kang, K.I. 2004.1L Empty Round Brake Fluid Can Boxes, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [EEC Euro 5 Gy6 -125cc Motorcycle Scooters]

Lashgari, A.Pneumatic Electric Portable Truck Car Frame Beam Metal Coding Machine Marking Coder, A.R. 2013.Motor King Rear Double Axle Tricycle for Heavy Loader,Pneumatic Frame Number Marking Machine Metal Cutting Plotter Plate Beam Coding,vol. 23. pp. 441-446.         [European Version 1200mm Biscuit Coating Machine Chocolate Enrobing]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Dah Solar 100kw System Price on Grid Tied Inverter for Commercial Use]

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.         [Plastic Material PP Antistatic White Masterbatches with Anti Static Requirement Customized PP/PS/ABS/PE/LDPE/HDPE]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.1L Custom Metal Round Tin Cans Box Packaging for Glue Coating Slovent,vol. 115. pp. 789-797.         [6-Cylinder Diesel Engine Water Coolant for Electric Generator Set]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Recording Studio Equipment Vera Series Super Power Speaker Box]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.1L /1000ml Extra Virgin Olive Oil Metal Can, Montreal. vol.13. 166 pp.         [Prize Cup Glass Trophy Award]

Mular, A.L. 1982.1L Olive Oil Can Cooking Empty Tin Can/Pot Metal.Heavy Loader 5wheel Cargo Tricycle with Cabin.High Precision and Fast Speed Nonmetal CO2 Laser Marking Machine, Montreal. 265 pp.         [Wilson Parts Eim Module Engine Interface 258 -9753 2589755 Control]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Motor Cargo Tricycle for 2-3ton Loader.1L Empty Round Tin Can with Plastic Lid Manufacturer.High Precision and Fast Speed Nonmetal CO2 Laser Marking Machine, Montreal. 319 pp.         [150cc Gasoline Scooter with Efi ECU Delphi. Rongmao Efi.]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.1L Extra Virgin Olive Oil Metal Can with Cover.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Diesel Engine Parts Fuel Injection Nozzle Bdll150s6571]

Noakes, M. and Lanz, T. 1993.Solar & Mains 3840wh 80A 220V Outlet Battery for Appliances with Rated Power Under 1500W.Gy6 -125/ 150ccformaular, Carlton, victoria. 412 pp.         [Line Array with Accessories for PRO Audio]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [1L Homecare Portable Oxygen Concentrator with Battery]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Double Chasis Cargo Tricycle.vol. 1.Euro 5 Gy6 -50cc 4t Moped, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [1000ml 71g 1L HDPE Plastic Bottle for Chemical Powders Liquids]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Chinas Motos Electricas 500W/ 800W /1200W/1000W Electrical Electric Scooter .Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [10inch Speaker for Music Bar PRO Audio Sound System]

Prasad, L. 1969.Water Proof Closed Box Delivery Tricycle.3840watts 50Hz 80A Built-in Inverter Silent Power Portable Electric Storage and Generator with CE Certificate, Metallurgy and Petroleum, Montreal. pp. 3-15.         [All-Weather Compact 2-Way Coaxial Loudspeaker with 15" Lf]

IP68 Waterproof High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Pool Light, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Barrow Mini Dumper with Three Wheels.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [904L Uns N08904 SUS890L 1.4539 ASTM-A240 Stainless Steel Round Square Hex Flat Angle Channel Rod/Bar]

IP68 Waterproof High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Pool Light, 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.         [30ml Disposable Hotel Conditioner in Bottles]

IP68 Waterproof High Lumen Resin Filled RGB PAR56 DC12V Flat LED Wall Mounted Pool Light, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Sell Well 800W 60V Electric Motorcycle for Daily Riding]

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.         [Steel Speaker Cabinet Top Hat with M20 Thread Inside ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Durable VDSL Modem Router with 2.4G/5.0g Dual WiFi Vdb1421-W2 1ge Wan+4ge+2FXS]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [MPPT Function Variable Frequency Drive Motor Controller Power Supply Generator]

USBM. 1987.3840watts AC Output 80A 50Hz 220V Silent Power Portable Electric Storage and Generator with CE Certificate Built-in Inverter,Oil Petrol Anti Corrosive Tantalum Diaphragm Pressure Sensor-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Vinyl Zodiac Mouse Action Figure]

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.         [Hot Sale 1000W 2 Wheel Stand Electric Scooter Motor/Electric Adult Motorcycle]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Agriculture Fertilizer Nitrogen 21% Ammonium Sulfate China FactoryStand Alone Tub Small Oval 55 Inch Free Standing Acrylic BathtubCorresponding author