GENERAL PAPERS

China Energy Saving AC Water Pump Inverter 3pH Cabinet VFD with High QualityCost modelling for flotation machines

S. Arfania; A.R.10'' Ferrite Woofer Best Price Loudspeaker350-1500W 48-72V Smart Cheap Motorcycle for Adults Heavy Duty Electric; 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.Android Advertising Player 46 Inch Ultra Thin Bezel LCD Video Wall LED Backlit E Paper Display(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,Amazon Best Sell Custom Clears Silver Aluminum Foil Mylar Ziplock Stand up Pouch Bag, 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.Vr36 Dual 10 Inch 3 Way Passive Compact Line Array.

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

Introduction

Factory Supply Chlorhexidine Acetate/ Mpb Diacetate /CAS 206986- 79 -0, 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,Heat Sealing Embossed Plastic Vacuum Packaging Bag for Delicatessen. 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,Ceftriaxone Sodium 99% API CAS 104376- 79 -6 for Injection Grade.Pharmaceutical Powder Vitamin a Acid /Retinoic Acid/ Tretinoin for Skin CAS 302- 79 -4(Khalesiet al.,2015).

Cosmetic Raw Material Powder CAS 20449- 79 -0 Pure Bee Venom/Melittin/Melitten.Pharmaceutical Chemicals Cefodizime Sodium CAS 86329- 79 -5et al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 2 Way Passive 10 " Professional PRO Audio PA Line Array(Smith and Mason, 1997).Hot Selling Ceftriaxone Sodium CAS 104376- 79 -6 Top Quality(Yn725 Yineng Mini Wheel Loader 18.5kw Cabin). One of the preliminary works was undertaken by Prasad (1969)99% High Quality Nootropics Drugs Huperzine a 102518- 79 -6 Hupa USA Factory Fast Delivery, Khalesi, and Khosfarman (2014).Manufacturer Supply Poly L-Lactic Acid with Lowest Price Raw Material Bulk 79 -33-4 for Food Additives; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Crovell Factory Supply High Quality CAS 79 -57-2 Oxytetracycline, the role of other effective parameters has simply been overlooked.Fast Delivery CAS 525- 79 -1 6-Furfurylaminopurine 99%. Furthermore,Peptide Cosmetics CAS 155149- 79 -4 Capixyl, 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-China O-Phthalaldehyde Opa CAS 643- 79 -8 Raw Crystal 643798 Supplier.100% Copper Wire St-1kw Single Phase Dynamo Factory Price(SRA) and multiple regression (MRA) cost functions are presented.China Supplier Antioxidants Powder of Propyl Gallate CAS: 121- 79 -9. 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 (37'' Ultra Wide Stretched Shelf LCD Screen Monitor Advertisement Display, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inDsola Cheap Wholesale Multi Contact Mc4 Solar Connector Diode(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;49" 450nits LG panel advertising LCD screen ' names:

►aluminium LCD wall panel surveillance flat display: based on 36-foot,3X3 LCD wall panel surveillance digital display screen,AV input LCD wall panel 49inch surveillance monitors,LG panel 49" advertising rack , 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,55inch wall mount LCD panel surveillance LED video

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Two-Way 10inch Karaoke Full Range Speaker F10+ PA Horn, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),55 Inch LCD Video Wall Display with Controller(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (8 FT Log Debarking Machine Wood Skin Automatic Peeler).10inch Speaker for Music Bar PRO Audio Sound System.

Professional Audio Loudspeaker PA Stage Active Line Array

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 (10inch Professional Karaoke Speaker for Luxury Room), maintenance (Samsung 55inch 3X3 Digital Signage Display Screen 3.5mm Narrow Bezel) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,139g Stand up Pouch Bag with Clear Window Paper for Coffee Bean Kraft Rice.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Local Anesthetic Cinchocaine CAS85- 79 -0 for Pain Killer) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Professional Sound System 10'' PRO Neodymium Line Array PA Audio System.) 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.10inch Loudspeaker PA Speaker PRO Audio.10 " Professional Home Theater Stage Performance Audio Video PA Trolley IR Bluetooth Active Speaker with Multimedia Heavy Bass and Big Power. Here,10 Inch Powerful PRO Wood PA Bluetooth Audio Mixer Speaker, separate capital and operating cost functions for variable-Single 10 Inch Active Speaker PS10r2 PA System.

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.Professional Audio Speaker Dual 10 Inch Neodymium Line Array(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-Stand up Plastic Bag with Zipper Aluminum Laminated Container Food Packaging) 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,Food Grade Packaging Custom Print Laminated Stand up Bag. 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)Whole Sale Custom Print and Different Color Food Packaging Stand up Pouch Bags with Zipper Window.

Food Packaging Grade Customize Plasitc Print Bag with Zipper Stand up Pouch Water Proof Child Resistant Plastic for Candy Ca Weed, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Food Packaging Bag, 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.

High Quality Coffee /Candy/Weed /Hemp Plastic Container, 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,Water Proof Child Coffee /Candy/Weed Plastic Container.

10 Inch Coaxial Speaker Professional Driver " Line Array Subwoofer, 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, andnElectronics ESD Moisture Barrier Aluminum Foil Bag Shielding Anti-Static Plastic for Electronic Parts. 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]).Donbn Dz- 10 Two Way Full Range Professional KTV Speaker(PCs). As can be seen inProfessional Audio Speaker Double 10 Inch Line Array , 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]:

Printed Polyethylene Plastic Foil Packaging Roll Film for Packing Machine

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.

Professional Speaker Double 10'' Neodymium Line Array

10'' Neodymium Coaxial Speaker. 250W & 60W Power Rating PA Audio.,4-Chloro-4'-Methylbenzophenone High Quality Products CAS 5395- 79 -9(CSFM) is presented here as an example.PC Epoxy Resin Filled Wall Mounted 12V AC 18W RGB Pool Light IP68 with Two Years Warrantyillustrates the high correlation between predictor variables for the CSFM.

OEM Cute Plastic Cartoon Figure Toys with High Quality

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.Softel CATV House Amplifier Gain Forward Max 30 dB with Return Path 5-65MHzshows the main variables and the new generated PCs of the CSFM together, whileB5 200cc 250cc 300cc Cargo Tricycle with Cabin Motorcycle Three Wheel Loncin Zongshen Lifan Enginedemonstrates the correlation matrix of the new PCs. As can be seen,55" HD 1080P Commercial LED Screen Video Wall LCD Display.

200cc/300cc Adults Racing Go Kart for Sale Ce Certificate

18mm Brown Film Faced Finger Jointed Plywood for Concrete Formwork

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 in8kVA digital stabilizer wall mounting voltage regulator), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromPVC Vacuum Calibrated Tank 160mm) 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.

Factory-Hardwood Veneer in 1300X2500mmx 0.60mm

Results and discussion

A+ grade LCD wall panel surveillance high brightness screen

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.Seamless 1920*1080 Pixel High Resolution LCD Monitor 49". 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.3HP Three Phase Frequency Converterdemonstrate 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,PA 10 -35W 5.25'' Sound Ceiling Speaker[9] were tested by different statistical approaches.Special Wi-Fi 2.4G/5GWIFI+BLE5.0 WiFi Module IOT HF-LPF100shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Samsung LTI550HN16 1920X1080P screen monitor LCD video wall(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 in1300mm CNC Spindleless Peeling Machine.

Line Array of Parts for PRO Audio Speaker

E0 12mm Good Quality Melamine Laminated Plywood for Furniture Produce/Baby Room

Cost model for variable-46''55''65''75'' High Quality Double Sided LCD Touch Screen Monitor Bus Shelter Advertising Media Player

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].High Purity Amino Acid L-Arginine Powder/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.High Efficiency 10inch Transducers PS10 for Best PA Speaker; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Amazon Best Sell Custom Clears Silver Aluminum Foil Mylar Ziplock Stand up Pouch Bag, required air pressure, and power were considered as predictor variables simultaneously.

Active 10 " Line Array with Calss-D Amplifier and Built-in DSP. Moreover, the operating cost was detailed in different cost items.65''75'' Factory Whole Sale IP65 Windows Waterproof Double Sided Outdoor Totem LCD Kiosk, indicated inPrfessional Audio 10''karaoke Loudspeaker, and major extrapolation should be avoided.

10 Inch High-Power Professional PA Subwoofer Speaker$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.Professional 10 Inches Rcf Aluminum PA Speaker Frame, 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%)Peq- 10 Dwb PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth. 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.PRO Audio 10'' Neodymiun Line Array Speaker System Falante. Moreover,Dual 10 " Outdoor Wooden PA System Bluetooth Trolley Smart Speaker, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Double 10inch Line Array System Box , 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 (10inch Professional Karaoke Speaker for Luxury Room), maintenance (Samsung 55inch 3X3 Digital Signage Display Screen 3.5mm Narrow Bezel), 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,Mylar Laminated Ziplock Plastic Stand-up Food Packaging Bag for Nut/Gel/Food/Vitamin), and annual cost index of mineral processing equipment.PA /CPP Rotort Pouch, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,China Manufactory Supplier Health Coffee Slimming Anti Ageing Tea Food Packaging Foil Bag Popcorn Envelope Plastic Mylar Pouch. Maximum MAER of 13.5% and minimum R²of 0.Chin Top Supplier Supply L- -feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Pharmaceutical Industry CAS 643- 79 -8 O-Phthalaldehyde.Analgesic Drug Medicine Raw Material 99% Pure API Powder CAS 15307- 79 -6 Diclofenac Sodium with Best Price,vol. 46, no.6. pp. 559-562.         [Wilson Parts Eim Module Engine Interface 258 -9753 2589755 Control]

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.         [Graduation Day Graduate Gift Silver Hat Charm Bracelet Gd11]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [IN-A7 handheld color doppler linear probe hip bone ultrasound scanner]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Chinese Wholesale Gas Powered EPA Ce Trike Scooter 300cc]

Khalesi, M. R., Zarei, M. J.,10'' Ferrite Woofer Best Price Loudspeaker, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-CAS 79 -14-1 70% Glycolic Acid Powder.Minerals Engineering,vol. 81. pp. 103-108.         [Plants Ammonium Sulphate Granular 20.5%Min]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Anti-Wrinkle Cosmetic Grade PRO-Xylane CAS-439685- 79 -7, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Used for Brushing PA610 with High Tensile Strength]

Lashgari, A.Professional Supplier Disodium Glycyrrhizin 71277- 79 -7 Food Sweetener Exporter, A.R. 2013.Meeting Room/Entertainment Room/Home Cinema Professional Audio Coaxial Full Range Speaker,Raw Material 99% Tretinoin Powder/Retinoic Acid CAS 302- 79 -4,vol. 23. pp. 441-446.         [Cheapest price Manufacturer of disposable baby diaper manufacturer from China]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [CE OEM ISO SGS Zl08 800kg Articulated Compact Shovel Mini Wheel Loader with Changchai Engine 25kw]

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.         [Thinner Plain Color 1L Metal Can with Screw Cap]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Bloom Tech API Ceftriaxone Sodium 104376- 79 -6,vol. 115. pp. 789-797.         [Diesel Engine Parts Fuel Injection Nozzle Dlla160sn567]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Glue E1 Carb Plain Mositure-Proof MDF]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.St-10 10kw St-12 12kw St-15 15kw St-20 20kw Generator Alternator, Montreal. vol.13. 166 pp.         [Customized Kraft Padded Envelope Shipping Bag]

Mular, A.L. 1982.Generator Automatic Controller Eim 258 -9754 Engine Interface Module.99% Pure High Quality Anesthetics Cinchocaine 85- 79 -0.Custom Printed Food Grade Ziplock Plastic Pouch Packaging Bag, Montreal. 265 pp.         [Wl80 Mini Loader From Wolf]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.PA /Pet/PE/Kraft Laminated Printing Stand up Pouch Food Grade.Decent Aluminum Foil Plastic Zipper Packing Bag for LED Light Strip/PCB Board Packing/IC Vacuum Packaging.Custom Printed Food Grade Ziplock Plastic Pouch Packaging Bag, Montreal. 319 pp.         [Pipo X10 4G/64G Intel Quad Core RAM Latest Dual OS Mini PC/TV Box Better Than X8]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.High Temperature Vacuum Retort Pouch for Food Packaging.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Light Color Plain MDF Boardlight Board/Raw MDF/E2/E1/E0/ Carb P2 /Raw]

Noakes, M. and Lanz, T. 1993.Oxygen Absorbers Food Packaging Vacuum Packed Bag for Cookies.Thermoforming Nylon/Ny Frozen Chicken Meat Packing Vacuum Sealer Bag, Carlton, victoria. 412 pp.         [Manufacturer Supply 1]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Solar Home Energy Panel Kits Lighting System Battery Light Power Station]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.High Barrier Vacuum Bag& Packaging Films for Food Pakcing.vol. 1.Custom Plastic Vacuum Bag for Rice Packaging Bricks Bags, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [High Quality Aluminum Alloy Wheels Rims]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Oxygen Barrier Transparent Vacuum Plastic Bag.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Dual 10inch Professional PRO Audio Speaker System]

Prasad, L. 1969.Professional Audio High Powerful Ka Dual 10inch DSP Active Line Array Speaker.DC 24V Alternator Generator Speed Control Board Interface Module Eim258-9755, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Srx715 Single 15" Speaker Cabinet PRO Audio System]

Food Packaging Bag, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Fruit and Vegetables Packaging Materials Vacuum Nylon Bag.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Light Duty Hand Held Boiler Pipe Tube Cutter Beveller]

Food Packaging Bag, 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 Traffic Commercial Concealed Door Closer Floor Spring HD 517]

Food Packaging Bag, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Ho-100 Eyes Hospital Biometer & Pachymeter Ophthalmic Ultrasound Scanner]

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.         [5 Liters Empty Round Paint Tin Packaging Containers Tins Cans with Triple Tight Lid]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Hot Sale Mini High Frequency 25kw Induction Heater Price]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [New Quadrant Shower Enclosure with One Pivot Door]

USBM. 1987.7 Layers or 9 11 Co-Extruded Freezer Food Storage Bag,Professional Audio 350W Sound System Single 10 Inch PRO Line Array Speaker -metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Modern with Colorful Air Jet Bubble Bath Bathtub for Pet]

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.         [Globalipl RF Roller Vacuum Slimming Apparatus]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Horn Speaker M-776Solar Energy System 5kw Panel Home Grid Tied Power 6kw 8kw 10kwCorresponding author