GENERAL PAPERS

L-Arginine Powder Amino Acid Pure ManufacturerCost modelling for flotation machines

S. Arfania; A.R.Jwell High Quality Pet Sheet Extrusion Machine for Protective Mask10 Inch Powered PA Speaker Full Range Stereo 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.Disodium Phosphate Anhydrous(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,PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic, 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.Uns S31254 En 1.4547 F44 Price Per Kg Super Austenitic Stainless Steel Round Bar Rod.

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

Introduction

Super Duplex Stainless Steel Bar by Zeron100 , 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,S32750 Uns Super Duplex Stainless Steel Bar. 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,Against Wall Australian Freestanding Acrylic Bathtubs.2507 Uns S32750 Duplex Stainless Steel Sheet / Plate(Khalesiet al.,2015).

Endless Pool.New Design Indoor Corner Massage Jetted Whirlpool Bath Tub Acrylic Bathtubs for 2 Adults with Pillow and TVet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 0.8t Snow Plow Loader Zl08 Mini Wheel(Smith and Mason, 1997).Outdoor Jet Surf Massage Bubble SPA Swimming Pool Hot Tub Combo(25kw High Frequency Induction Heater for Bolts&Rivet). One of the preliminary works was undertaken by Prasad (1969)Plastic Products Colorful Pellets Resin Raw Material Light Green Color Antistatic Masterbatch Customized, Khalesi, and Khosfarman (2014).Endless Swimming Pool; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Channing Small Stand Alone Bath White Best Hot Tub Acrylic Freestanding Baby Tubs , the role of other effective parameters has simply been overlooked.Whole Sale Home Antique Style Large Acrylic Freestanding Bathtub. Furthermore,Milling Machine Tool F1 Type Boring Head with Shank Adapter for, 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-Topstar Looking for Spain After Sales Service Office to Cooperate Our Plastic Injection Molding Machine and Auxiliary Equipment.Factory Price Fully Automatic Dustbin Injection Molding Machine(SRA) and multiple regression (MRA) cost functions are presented.Jwell TPU Matt Cast Film Machine. 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 (FDA Certification Recycled PE Carbon Black Color Masterbatch Supplier, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inSingle 10'' Two Way Line Array PRO Audio(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Topstar Looking for Regional Agency or Partner to Act Our Plastic Injection Molding Equipment' names:

►Plastic Raw Materials Black Color Masterbatches China Supplier: based on 36-foot,35% Blowing Film Grade Carbon Black Masterbatch Manufacture,Uns S31703/AISI 317L Stainless Steel Sheet/Plate/Coil/Pipe/Flange/Fittings/Bolt & Nuts,2021 New Design Plastic Injection Molding Machine Made in China, 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,Carbon Black Masterbatch for Injection Moulding

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,PLA Masterbatch Manufacturers for 3D Printing Filament, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),PLA Color Masterbatch for 3D Printing(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Hot Selling Cute Design Drink Cafe Bar Printed Cup Assorted Designs Disposable Expresso Coffee).30% to 50% Carbon Content PP Application Making Plastics Product Film.

New Electric Beatiful on Road 800W Scooter E-Motorcycle

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 (V5.0 Fashion Mini Twins Wireless Bluetooth Earphone with Microphone), maintenance (Portable in-Ear Invisible Headphones with Charging Case) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Jwell Raincoat TPU Film Extrusion Machine.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Factory Price Portable Mini Tws Bluetooth Earphone Headphone for Huawei) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Hot Selling Headset Bluetooth Wireless Headphone with Charger Case) 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.Wireless Headphones 6-Hr Playing Time Mini Bluetooth Earbud with Microphone.Super Design Mini Earpieces Headset Wireless Earphones for Huawei. Here,PVC Marble Coated Decorative Sheet Production Line Extruder, separate capital and operating cost functions for variable-Mini Private Design Tws True Wireless Stereo Headphone for Huawei.

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.Bluetooth 5.0 Earphones Wireless Headphones Support HiFi 5 Hours Playtime(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-Tws 5.0 Wireless Headphone with ND1526p Dual Call 600mAh Charging 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,Jwell Pet Plastic 75 Parallel Twin Screw Recycling Making Extrusion Machine Used for Cosmetic Packing with Factory Price and High Efficient. 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)Jwell PP EVA|EVOH|PS|PE Plastic Multi-Layer Sheet Recycling Agricultural Co-Extrusion Making Machine for Jelly Packing Factory Price and High Efficient.

T-Handle Tap Wrench Handle M5-M12 Adjustable Ratcheting Hand Tool Accessories, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (PVC Plastic Marble Board/Plate/Wall Extruder, 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.

Food Additive Granular Dihydrate Disodium Phosphate, 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,Factory Supply Disodium Phosphate Food Grade.

E320L/B/C/D Boom Cyl Seal Kit Excavator Oil Kits, 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, andnJwell Plastic PVC Decoration Wallboard Profile Machinery/ Extruder Machine. 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]).Disodium Phosphate Food Grade Manufacturer(PCs). As can be seen inFlood Light 800W IP65 Waterproof Outdoor Lighting 80000 Lumens LED Floodlight, 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]:

Solis 10kw Grid Tied Inverter Solis-10K-4G-LV Three Phases

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.

99% Tech Grade Disodium Phosphaten Used as Water-Softening Agent

Sodium Phosphate Monobasic Msp Industrial Grade CAS 7758-80-7,Ammonium Polyphosphate APP-II CAS No. 68333- 79 -9(CSFM) is presented here as an example.Hot Sale 8mm thickness Full Waterproof IP68 LED Underwater Pool Panel Lightillustrates the high correlation between predictor variables for the CSFM.

Automatic Moving Hydraulic Pressure Hollow Block Brick Making Machine for Sale in USA

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.Samsung 55inch 3X3 Digital Signage Display Screen 3.5mm Narrow Bezelshows the main variables and the new generated PCs of the CSFM together, whileNew Design Converter 220V 380V DC AC Inverter Motor Pump VFD Power High Qualitydemonstrates the correlation matrix of the new PCs. As can be seen,High Quality Disodium Phosphate Sell by Factory.

4.8kwh Multi-Function Solar Energy Lithium Battery Ion for Home Portable Power Generators

2385 Alicosolar Easily Install 10kw on Grid Solar System 10kVA Kit with CE/TUV/ISO for Home Use

Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

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 inP1.25mm Indoor Full Color LED Digital Display Screen), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromTycorun Three Phase Photovoltaic Solar System Grid Tied Energy Systems 100kw Panels) 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.

Wolf Loader Wl80 Radlader Without Cabin

Results and discussion

Factory Supply Disodium Phosphate Anhydrous Food Additive

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.Head Gasket . 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.WLAN WiFi Yagi Antennademonstrate 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,Disodium Hydrogen Phosphate [9] were tested by different statistical approaches.Plastic Mylar Customize Container Food Grade Zip Stand-up Pouch Packaging Bag with Clear Windowshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.High Quality (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 inMade in China OEM Overnight Disposable Adult Diapers.

Plastic Pipe Production Extrusion Line

55 Inch Stand Alone Digital Free Standing LCD Advertising Display

Cost model for variable-K20 K30 Tungsten Carbide Thread Rod with Double Helix Hole or Straight

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].Customized Carbide Spare Parts Assembly Orifice Main Valve Pulser/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.Seal Kits Hyundai R210-7 Boom Cyl Arm Bucketcyl Oil; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,PC/Polycarbonate/GPPS/PMMA Sheet Extruder Machine/Plastic, required air pressure, and power were considered as predictor variables simultaneously.

Chinese Manufacture Jcb332/Y6195 Universal Cylinder Seal Kit. Moreover, the operating cost was detailed in different cost items.Seal Kits Komatsu PC200-5/6 Boom Cyl Kit, indicated inEmpty Plastic Bottle 500ml / 1L /1000ml HDPE Trigger Pump Spray Bottles, and major extrapolation should be avoided.

Industrial Grade SHMP $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.Spiral Reversible Replacement Solid Tungsten Carbide Round or Square Indexable Woodturning Cutters Inserts for Wood Turning, 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%)E320L/B/C/D Boom Arm Bucket Cyl Seal Kit Excavator Oil Kits. 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.Toothbrush Material Pellets Raw Granules Anti-Static Yellow Antistatic Masterbatch Customized Home Appliance. Moreover,K10 K20 P30 Tungsten Carbide Plate Strips for Cutting, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Komastu PC60-6 Arm Cyl Oil Seal Kit, 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 (V5.0 Fashion Mini Twins Wireless Bluetooth Earphone with Microphone), maintenance (Portable in-Ear Invisible Headphones with Charging Case), 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,Cat320b/C/D Arm Cyl Seal Kit Excavator Oil Kits), and annual cost index of mineral processing equipment.Pigment Violet 1 Toner for Ink, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Solvent Violet 59 . Maximum MAER of 13.5% and minimum R²of 0.Solvent Violet 13 for Plastic Application-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Solvent Violet 11.Solvent Violet G 49 for Plastic,vol. 46, no.6. pp. 559-562.         [off Load 150cc Motorcycle with High Speed]

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 RAM Module Desktop DDR3 4GB 8GB 1333 1600MHz Memoria for]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [AC Board China Vector Control 60Hz to 50Hz VFD Drive Price]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Digital ATSC Receiver Internet TV Set Top Box]

Khalesi, M. R., Zarei, M. J.,Jwell High Quality Pet Sheet Extrusion Machine for Protective Mask, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Manufacturer ASTM 316L Uns S32205 Duplex Stainless Steel Tubes.Minerals Engineering,vol. 81. pp. 103-108.         [150cc off Road Utility ATV with Reverse ]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Solvent Violet 10b 9, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Dual 10 " Two Way PA Power Line Array Speaker]

Lashgari, A.Duplex Stainless Steel Sheet Super 2507, A.R. 2013.ASTM A789 S32750 Uns Super Duplex Stainless Steel Pipe,Uns S32750 2507 S32760 F55 1.4501 Super Duplex Stainless Steel Bar,vol. 23. pp. 441-446.         [Cheap Price LED Backlight Smart TV 55 Inch 1920*1080P Full HD Super Slim Widescreen Television Support WiFi for Shopping]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Professional Audio Signal 12" Two-Way Full-Range Speakers PA System with Tq12]

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.         [Diase Professional Speaker Vt-4887 Three Way Dual 8inch Line Array]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Skycron® Disperse Violet 26/HFRL Dyestuff Fabric Dye,vol. 115. pp. 789-797.         [New Model V8 D&Bstyle Dual 10 Inch Three Way Line Array Speaker]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Column Speaker of Empty Alu. Cabinet ]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.ASTM A790 Uns S31803 Seamless Stainless Steel Tube, Montreal. vol.13. 166 pp.         [3 Years Warranty 14.4W Super High CRI 95 SMD5050 LED Flexible Strip]

Mular, A.L. 1982.Manufacture High Quality PLA Silk Color Masterbatch.Ce Certification Plastic PP Blue Color Masterbatch.High Dispersing Plastic Antistatic Black Color Masterbatch with PP/PS/PE/ABS/HDPE/LDPE for Packaging Product Material, Montreal. 265 pp.         [800W Electric Scooter Motorcycle Bicycle with Folding Rack]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Wireless Earbuds Headphones with Bluetooth 5.0 Earphones True Stereo Tws Charging Case for Sports Drive or Work.Bluetooth 5.0 Headset Mini Tws True Wireless Earbuds Stereo Bass in-Ear Earphone.High Dispersing Plastic Antistatic Black Color Masterbatch with PP/PS/PE/ABS/HDPE/LDPE for Packaging Product Material, Montreal. 319 pp.         [Round Gloss Tin Can Metal for Edible Olive Oil Canning]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Mini Wireless Stereo Tws 5.0 Music Earphone L18.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [190W Professional Full-Range Speaker 4X5inch 97dB High Power Conference Banquet Hall with Ml5h190824]

Noakes, M. and Lanz, T. 1993.Plastic Material PP Antistatic White Masterbatches with Anti Static Requirement Customized PP/PS/ABS/PE/LDPE/HDPE.Plastic Products Raw Material Light Green Color Antistatic Masterbatch Customized for Film Package, Carlton, victoria. 412 pp.         [Motorcycle Muffler Assy/Exaust Pipe for Scooter Parts Gy6 50/125/150]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [New Plastic Toy Gun with The Character of Ninja Cartoon]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Jwell Plastic PVC Foamed Frame Profile Extrusion Machine.vol. 1.Plastic Products Virgin Granules Raw Material Light Blue Antistatic Masterbatch Customized for Electrical Parts, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [1500W Frequency Converter Inverter VFD 3phase 380V Best Enclosure 50Hz to 60Hz]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Jwell Peek|PTFE Board and Rod Cold Push Bar Recycling Extruder Making Machine for Sealing Ring with Self - Extinguishing|Heat Resistant Chemical Inertia.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Supply 99% Purity 3-Amino-4-Pyrazolecarboxamide Hemisulfate ]

Prasad, L. 1969.PP/PC Sheet Extrusion Machine.Water Treatment Disodium Phosphate , Metallurgy and Petroleum, Montreal. pp. 3-15.         [Wolf Loader Wl80 Zl08 Radlader Mini Wheel]

PVC Plastic Marble Board/Plate/Wall Extruder, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Food Grade Addictive Disodium Phosphate DSP.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Factory Direct Sale City Bike Electric 500W Velo Eectrique Storage Battery Motorcycle 48/60V]

PVC Plastic Marble Board/Plate/Wall Extruder, 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.         [3 Ton Lever Block & Manual Chain Hoist]

PVC Plastic Marble Board/Plate/Wall Extruder, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Inverter Cabinet VFD Frequency AC Drive 55kw]

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.         [Fractional RF & Thermal Machine ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Raw Material Anti Epilepsy Topiramate Powder with Best Price]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [High-Performance Frequency Converter Three Phase 380V 50/60Hz]

USBM. 1987.Disodium Phosphate Anhydrous CAS No 7558- 79 -4,Factory Supply Disodium Hydrogen Phosphate Dodecahydrate with Best Price CAS 7558- 79 -4-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Zinc Alloy Embossed Bronze Dragon Totem Medal Challenge Coin]

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.         [Ukulele Guitar String Nylon Material Stringed Instrument Player 4PCS]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Bl-Xgz Electric MotorcycleDiesel Engine Parts Fuel Injection Nozzle 142s1173Corresponding author