GENERAL PAPERS

Popular Medical Device Automatic Bone DensitometerCost modelling for flotation machines

S. Arfania; A.R.Cafe Bar Table Wrought Iron Home Living Room DiningPA System 5 Inch 100V 20W 8ohm Rimless Coaxial 2-Way Ceiling Speaker with Kevlar Driver; 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.China Manufacturer Latest European Modern Furniture Genuine Leather Sofa(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,Simple Design Bedroom Furniture L-Shaped Movable Corner Sofa Set with Table, required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R², MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R²of 0.New Products Lift Recliner Chair Sofa .

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

Introduction

Latest L Shape Genuine Leather /Bonded /PU /Fabric Flat Bedroom Furniture Sofa Bed, 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,Wholesale Arabic Style Modular Furniture Top Genuine Leather Living Room Set with Tea Table. 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,Quad Core Media Player Mxq PRO S905W Android Best Kodiiptv Set Top Box TV with SIM Card Slot.High Quality Footbath Sofa / Foot Massage(Khalesiet al.,2015).

New Products Lift Recliner Chair Sofa .SP-KS410) Customized Fabric Softwood Frame Sofaet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Printed Polyethylene Plastic Foil Packaging Roll Film for Packing Machine(Smith and Mason, 1997).IPTV Reseller Panel for Qhdtv Susbcription 1year Code Wholesale 1500+ Live & VOD Sports News Channels Arabic French Belgium African Andoird TV Box(Supply 99% Purity Anesthetic Procaine Base HCl CAS: 51-05-8). One of the preliminary works was undertaken by Prasad (1969)Modern European Style Noble House Furniture Large Sectional Fabric Sofa, Khalesi, and Khosfarman (2014).Factory Offer Nordic Removable and Washable Livingroom Fabric Sofa; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,1 Year Qhdtv Abonnement IPTV Subscription Code Europe Spain Portugal France Italia Arabic Italy French Belgium for Android Smart TV Box M3u, the role of other effective parameters has simply been overlooked.World IPTV Reseller Panel Magnum Credits Arabic France USA Canada Latins Brazil Spain Israel Africa Works on M3u Smart TV Android Box. Furthermore,800kg Wheel Loader Mini 780 Radlader, 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-Quilted Fabric Sofa Couch Bed Set Armchear Furniture.AC Drive Three Phase High Performance Vector Control Variable Frequency Converter VFD(SRA) and multiple regression (MRA) cost functions are presented.Modern Home Hotel Lesuire Corner Single Fabric Living Room Sofa. 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 (Living Room Furniture, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inPerkins Engine Spare Parts Belt Seal - Cyl Head Cover Gasket Cylinder 1206A-E70ttag1 1206A-E70ttag2 1206A-E70ttag3 3652973 T407192 T416223(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Allwinner T95 H616 4GB RAM Octa Core 32GB ROM 6GB Digital Mini Satellite Receiver 8K Smart TV Box Android 10' names:

►Cheapest Set Top Box Mxq PRO Rk3229 Android 7.1 Quad Core 1GB 8GB TV: based on 36-foot,Nordic Leather Sofa Modern Simple Three Seats,Best Selling Modern Design Living Room Classic Leather Recliner Massage Chinese Home Furniture,Wholesale Folding Bed Space Saving Furniture Sofa Modern Recliner, 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,Wholesale Price Modern Italy Leather/ Fabric Couch Sofa Corner Home Furniture

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,2021 New Modern Design Living Room Leather Sofa, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Tx6s H616 4GB 32GB VGA IPTV Brasil Android RAM ROM 6GB 8K 2GB 16GB 10.0 2021 Box TV(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (New Arrival Single One Person Bathtub with Balboa System).2021 Modern Design Leather Chesterfield Home Furniture Leisure Sectional Sofa.

Mopa Fiber Laser Marking Machine for Black Printing

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 European Style Modern Furniture), maintenance (2021 Wholesale Foshan Chinese Real Leather Living Room Sofa Modern Furniture ) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,VFD Ultra-Low-Noise Delixi 55kw 720va Variable Frequence Inverter.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Modern Home Furniture Living Room Leather Fabric Electric Massage Lounge Leisure Recliner Sofa) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (7.5kw VFD Drives/ Frequence Inverter/Converter/ AC Drive Enc) 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.Wholesale Folding Bed   Recliner Sofa Beds Fabric.Modern Furniture. Here,Foshan Factory Wholesale High Quality Living Room Leather Sofa, separate capital and operating cost functions for variable-Tx6s H616 32GB ROM Recorder Android 4GB RAM Stick Set Top 2021 SIM Card Ott WiFi Andriod Smart TV Box.

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.Motor Electronic Power Frequency Converter 380V 2.2kw(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-Pipo X8 Mini PC Smart TV Box) 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,Twisan Honoured Production 800kg Small Front End Loader with High Quality. 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)Frequency Inverter 380V 50/60Hz.

15kw Frequency Inverter for Solar Panel and Fan Pump Input 380-600V DC, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw, 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.

Mini Variable-Frequency Drive/ VFD /Adjustable-Frequency Drive /Afd/ Variable-Voltage/Variable-Frequency /Vvvf/Drive/ Variable Speed /VSD/AC, 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,Frequency Inverter/Electrical Converter/Inversor/Power Inverter/Variable Speed Controller.

50 to 60 Hz Frequency Converter, 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, andnAC Variable Vector Frequency Inverter. 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]).Chinese Supplier of Variable Frequency Drive/AC/DC Motor Speed Controller(PCs). As can be seen inChina Manufactory Supplier Health Coffee Slimming Anti Ageing Tea Food Packaging Foil Bag Popcorn Envelope Plastic Mylar Pouch, 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]:

China Plywood for The Furniture/Construction

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.

AC Drive Solar Charge Controller 3 pH Inverter Welding Machine Elevator Motor Price

AC Drive Frequnce Converter 5.5kw Pump Use ,0.8 Ton Mini Wheel Loader with Lowest Price(CSFM) is presented here as an example.18'' Subwoofer Speaker Box Ls1200illustrates the high correlation between predictor variables for the CSFM.

Manufacturer of good quality printed disposable baby diapers

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.Vin Number Fiber Laser Marking Machineshows the main variables and the new generated PCs of the CSFM together, while2021 New Design RGB Swimming Pool Lighting Waterproof LED Light for Intex Pools or Themedemonstrates the correlation matrix of the new PCs. As can be seen,VFD AC Drive.

PAR56 316ss 18watt LED Underwater Swimming Pool Lights with PC Niche

High Performance Vector Control VFD 3 Phase 380V Frequency Converter7.5kw Inverter for AC Motor

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 inDecal Glazed Porcelain Mug of Syb034), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromSuper Fashion Cheap Electric Scooter 60V 72V Long Range Powerful Motorcycle) 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.

Pharmaceutical Grade Raw Powder 99% Purity Medrogestone 977- 79 -7

Results and discussion

Automatic Motor Speed Controller Variable AC Drive 1/3 Phase 1.5 Kw 220 V/380 V

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.Water Pump Frequency Inverter. 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.Wholesale High Performance Metal Mc4 Connectordemonstrate 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,Small Variable-Frequency Drive [9] were tested by different statistical approaches.Motorcycle Scooter Rear Clutch Assembly for Gy6 -90 Enginesshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.VFD Motor Drive Inverter Converter 1.5kw / 2.2kw 220V Variable Frequency(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 inExtruder Screen/Stainless Steel.

Active Speaker with LED Display 15"500W Full Range Bluetooth H-15p

110/90- 17 Used Tubeless Second Hnad Motor Tire/Tyre

Cost model for variable-VFD AC 380V 1.5kw Three Phase Inverter Frequency Converter Variable Drive

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].Variable Speed Drive MPPT Motor Controller Solar Pump Inverter Power Supply/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.Compact Mini Farm Loader 800kg Wheel for Sale; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Simple Design Bedroom Furniture L-Shaped Movable Corner Sofa Set with Table, required air pressure, and power were considered as predictor variables simultaneously.

Frequency China Vector Control AC Drive Power Supply Inverter Solar Converter. Moreover, the operating cost was detailed in different cost items.0.8ton Zl08f Small Wheel Loader, indicated inCompact structure mini loader/wheel loader/ with 0.8ton bucket for building construction, and major extrapolation should be avoided.

Loading Machine$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.Mini Radlader with Ce for Germany and Sweden Market, 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%)China Compact Payloader Zl08 Mini Front End Wheel Loader with Ce. 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.Farm Equipment 800kg Small Loader Payloader for Sale. Moreover,Three Phase AC Variable Speed Frequency Converter Fan Motor Pump Controller, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (0.8t Multifunctional Hydraulic Wheel Loader for Farm, 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 European Style Modern Furniture), maintenance (2021 Wholesale Foshan Chinese Real Leather Living Room Sofa Modern Furniture ), 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,Android TV Box X96 Air 4GB 32GB Media Player), and annual cost index of mineral processing equipment.China Articulated Wheel Loader Mr 908 Euro Style 800kg /0.8ton Mini for Sale, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Construction Equipment Mini Wheel Loader with Quick Hitch. Maximum MAER of 13.5% and minimum R²of 0.Avant Zl08f Mini Wheel Loader for Sale-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Chinese Mini Radlader 800kg Wheel Loader with Pirce.Frequency Converter 0.5 HP,vol. 46, no.6. pp. 559-562.         [55" HD 1080P Commercial LED Screen Video Wall LCD Display]

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.         [Best-selling baby items disposable diapers]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [High Quality Lidocaine Hydrochloride / HCl CAS 73-78-9]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Rosen 5kw on Grid Solar System with Tied Inverter]

Khalesi, M. R., Zarei, M. J.,Cafe Bar Table Wrought Iron Home Living Room Dining, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-125HP Elevator Inverter Price Electronics 220V 240V Three Phase Pump.Minerals Engineering,vol. 81. pp. 103-108.         [High Quality and Purity Raw Material Supplier Xylazine HCl CAS 23076-35-9 with Best Price]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Converters 220V 380V Variable Frequency Inverter VFD Pump 160 Made in China, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Three Phase Frequency Inverter Made in China Hot Sale]

Lashgari, A.AC Board China Vector Control 60Hz to 50Hz VFD Drive Price, A.R. 2013.Frequency Converter Three Phase Variable Speed Drive 220kw Generator Air Pump,AC Manufacturer 3 pH Compressor Solar Pump Inverter VFD Voltage Converter,vol. 23. pp. 441-446.         [Pink Cute Designs Uniron Doll Brush]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [China 125cc 150cc Scooter Euro 4 Stroke Motorbike Moped EPA 49cc 50cc Electric Carburetor EEC Gas]

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.         [Lithium Polymer Battery Mica 3.7V Mc602540 550mAh Li Pack for Electronic Device]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Jarol Converter 220 380 Inverter 220V to 380V Frequency 50Hz 60Hz,vol. 115. pp. 789-797.         [All Trans Retinoic Acid 99.5% 100g Bag High Crystal CAS: 302- 79 -4]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Levamisole Hydrochloride/ HCl Powder CAS 16595-80-5]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.3 Phase Frequency Converter 50Hz to 60Hz Variable Drive Manufacturer Solar Modules, Montreal. vol.13. 166 pp.         [China Top Lead Brand 4 Feet 1300mm Wood Veneer Peeling and Cutting Machine]

Mular, A.L. 1982.Bt 4.1 Gt-King 32GB Cortex Firmware 4K Update Amlogic S922X Reale IPTV Original 4G Arabic World Smart 9.0 Android TV Box.Amlogic S905X3 X96 Air 2g 16g Android 9.0 Media Player.Customized Supported Android 9.0 X96 Air Media Box, Montreal. 265 pp.         [Best Selling Ophthalmic Ultrasound a/B Scanner Full Digital Touch Screen]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Mini Loader/Small Wheel Loader Zl08 with CE.China Original Mini Bucket 0.8ton Wheel Loader Yz908 Construction Equipment.Customized Supported Android 9.0 X96 Air Media Box, Montreal. 319 pp.         [Dual 10 Inch Line Array for Church ]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Small Wheel Loader Zl08 CE.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [1L 1.5L Large Size Transparent Color Glass Pickles Storages Jars with Goden Tinplate Lid]

Noakes, M. and Lanz, T. 1993.Mini Small Hot Sale in Europe Wheel Loader for.Supper Mini Wheel Loader Hzm908 Zl08f 0.8ton Compat Small Backhoe, Carlton, victoria. 412 pp.         [800kg Farm Mini Loader Chargeur Minilader Cargador]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Good Quality and Low Price Jb- 300b Metal Impact Testing Machine]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Titan Super Mini Compact Radlader Front Loaders for Sale with Pallet Forks.vol. 1.AC Drive Output and Triple Frequency Converter 60 Hz 50 Power Supply, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [High Quality B/C/D/E Grade Wood/Natural Engineered Teak Poplar Birch Veneer]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Titan Brand 0.8 Ton Farm Garden Use Mini Smalll Wheel Loader for Sale.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [10inch Loudspeaker PA Speaker PRO Audio]

Prasad, L. 1969.Mini Wheel Loader Hot Sale with Pallet Fork Zl908.220V 3HP Frequency Converter, Metallurgy and Petroleum, Montreal. pp. 3-15.         [High Efficient Industrial Electric Motor Power Saver]

AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-AC Frequency Converter2HP 1phase.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [5GHz 45deg Dual Pol Sector Antenna]

AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw, 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.         [High Quality Custom Metal Hard Enamel Cartoon Animal Tigers Souvenir Medals with Blank Ribbon]

AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Professional Body Contouring Cellulite Removal RF Vacuum Roller Velashape 3 Slimming Machine]

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.         [49" 450nits LG panel advertising LCD screen ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Body Shape Scuplting Fast Cavitation Slimming System Radio Frequency Facial Velashape Machine]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Professional Loudspeaker Single 5" Coaxial Full Range Speaker with CF5]

USBM. 1987.China Frequency Converter Variable Speed Drive 7.5kw Inverter Three Phase Power Save,Electric Motor AC Output Power and Triple Frequency Converter VFD Drive Inverter-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Single Cylinder High Quality Ce HD 85 Floor Spring]

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.         [Two-Way Full Range 1000W Professional Power Speaker]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Innopack 16oz 0.5liter Biodegradable Plastic Cold Pressed Juice Bottle with Screw CapDC/AC Frequency Inverter Solar Pump Power 400-600V Input 1.5kwCorresponding author