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*On-lineÂ version*Â ISSN2411-9717

*PrintÂ version*Â ISSN2225-6253

### J. S. Afr. Inst. Min. Metall.Â vol.117Â n.1Â JohannesburgÂ Jan.Â 2017

#### http://dx.doi.org/10.17159/2411-9717/2017/v117n1a13Â

**GENERAL PAPERS**

**Kara Double 8 Inch Liner Speaker System Professional Audio EquipmentCost modelling for flotation machines**

**S. Arfania; A.R.Power Saver Device ****AC Drive for Bridge Crane VFD Using Mono Overhead 3pH 380V 11kw; 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.1liter Empty Paint Tin Can with Lids Factory(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,No Flicker Glare 12V 18W Surface Mounted LED Underwater Swimming Pool Light with CE RoHS IP68 Reports, 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 R^{2}, 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 R^{2}of 0.60V800W Electric Scooter with Highlight Rear Box.

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

**Introduction**

Empty Canister White Metal Round Packaging Cans Box Tea Tins, 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,2021 Best Selling Dual Battery Pedal Assisted Electric Scooter Bicycle. 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,No Flicker Glare 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with Edison Chip.Hot Selling X96 Mini Amlogic S905W 1GB 8GB TV Box Android 7.0 4K Full HD Quad Core Smart for Internet(Khalesi*et al.,*2015).

Vintage Chinese Factory Customizable Classical Retro Style Cruiser Ebike Moped.Gogo Electric Moped Scooter Opg-Em022 Motor Power 800W 60V20ah Chaowei Tianneng Battery*et al.*(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Frequency Inverter 220V 50/60Hz 60HP Three Phases Acdrive(Smith and Mason, 1997).20'' 36V 500W Folding Electric Bike 35km/H with 12ah Lithium Battery(IP68 35W 12V PAR56 LED Underwater Lamp Swimming Pool Light). One of the preliminary works was undertaken by Prasad (1969)Electricity Power Saver for Industry , Khalesi, and Khosfarman (2014).Hidden Lithium Power City Bike Mountain Electric Bicycle 250/350/500/ 800W Ebike; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Malaysia Laser Marking Machines for Jewellery, the role of other effective parameters has simply been overlooked.Enclosed Covered Tricycle with Wagon. Furthermore,Color Marking 20W Fiber Laser Machine Price for Metal, 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-Covered Tricycle Passenger Enclosed Cabin 3 Wheel Motorcycle.Engine 150cc China 3 Wheel Motor Tricycle Chinese Commercial(SRA) and multiple regression (MRA) cost functions are presented.High Quality Cheap Classic Light Mini Reverse Three Wheel Motorcycle . 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 (Mountain Using Motorcycle with Strong Steel Tube Frame, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inGMP Factory Supply Procaine Powder CAS: 51-05-8 Novocaine Free Shipping(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;10W 20W 30W portable Fiber Laser Marking Machine' names:

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►Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,2021 New Machine Grade CO2 Laser Marking with a Discount

►Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,20W Fiber Laser Color Marking Machine for Colorful on Stainless Steel, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (*D*), required air flow rate (AF),Mopa Fiber Laser Marking Machine for Black Printing(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Jewelry).20W Table Fiber Laser Marking Machine for Metal Stainless Steel.

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Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,*i.e.*the overhaul (Portable Handheld Metal Plastic DOT Peen Marking Machine), maintenance (5150-5850MHz Sector Panel Antenna with Gain 13dBi) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Dirt Bike for Sport Using with Large Power Engine.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Electricity Saver Device ) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (3 Phase 50 - 60Hz Intelligent Power Saver) 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.High Efficient Industrial Electric Motor Power Saver.EEC 125/300cc Euro 5V Max Scooter-Alex One. Here,Electricity Power Reducer , separate capital and operating cost functions for variable-Nylon OTR Bias Tyre/Tire Manufacture E3/L3 15.5-25 17.5-25 20.5-25.

*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.Electrical Saver Box (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-Sector Panel Antenna ) 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,15.5-25 17.5-25 20.5-25 23.5-25 OTR Tire. 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:

where*Y*refers to capital or operating costs,*X*defines an independent variable (one of the machine predictor variables), and*a*and*b*are constant values (parameters)Growatt 2kw on Grid Inverter 2000W Tied for Solar Power System Home.

Motorbike for 320cc with Police Cruiser Using Dry Weight 180kg, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Heavy Duty Truck Tire 17.5-25 20.5-25 23.5-25, Khalesi, and Khosfarman, 2014).

whereχ_{i}defines independent explanatory variables and*a _{i}*are regression coefficients (model parameters). As was mentioned, independency of

*x*variables 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.

_{i}Three Wheel Motor Tricycle Rickshaw Rear Axle, R^{2}, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R^{2}is 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]:

where*X _{obs}*is the observed value,

*x*the estimated value at time/place

_{e}*I,*and n,Gas Powered Adult Tricycle Motor Farm.

Motorcar for Both Civilc and Police Using with 320cc Displacement, analysis of residuals, tests of MAER values and evaluation of R^{2}were 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).

where*C _{e}*is the estimated cost,

*C*the actual cost, and

_{a}*n*Police Using of Motorcycle for Cruiser with Displacement 320cc. 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 Cylindrical Li-ion 12V 40ah 80ah Rechargeable Lithium Battery Pack for Portable Device(PCs). As can be seen inWholesale Peptides Safe Shipping Anti-Aging Mass Building Supplements HMG, neither*X _{1}*nor

*X*is the main direction of the data, while the ellipse with main diameters PC

_{2}_{1}and PC

_{2}matches 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 and

*X*as Equations [5] and [6]:

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In this research, main variables of*X _{1}, X_{2}*.

*.. X*were 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.

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5.8GHz WLAN/WiFi 0.9m Dual-Polarized Parabolic Antenna 32dBi Gain,45cm Offset Satellite TV Antenna with 200 Hour UV Test(CSFM) is presented here as an example.Professional Loudspeaker 18 Inch Active Subwoofer DSP Function with Wa118SAillustrates the high correlation between predictor variables for the CSFM.

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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.Waterproof IP68 1500V Mc4 Solar Connector for 2.5/4/6/10mm PV Wire TUV Ce ULshows the main variables and the new generated PCs of the CSFM together, whileIP68 8W-35W Surface Mounted Green Color LED Underwater Swimming Lightdemonstrates the correlation matrix of the new PCs. As can be seen,5.8g Omni Antenna/Dual Frequency Antenna 2.4G 5.8g/2400-2500MHz Omi.

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

where*X _{i}*are main technical variables (like power or required air),

*a*are calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inWeak Acid Brilliant Red B 125% 249 for Leather Wool Paper), S

_{i}_{ix}and X

_{i,ave}are the standard deviation and mean of main variables, respectively (can be found fromIN-A4CPL Portable Wireless WiFi ultrasound color doppler scanner machine) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

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**Results and discussion**

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Applying the power regression function*(Y=aXb),*the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.150ah Lithium Iron Phosphate . The R^{2}is about 0.94 for both cases,*i.e.*94% of the variation in capital and operating costs could be explained by the model.Softel 3ru CATV 24 Way Fixed-Channel Analog Modulatordemonstrate 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,2.4-2.5GHz/5-5.8GHz Dual Frequency WiFi Antenna Internet for Things[9] were tested by different statistical approaches.Full Channels High-Tech Zgemma H. S Satellite TV Receiver High CPU Linux OS DVB-S One Tunershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.E3/L3 17.5-25 20.5-25 1800-25 Durable Tyres for Scrapers(a1, a_{2}, a_{3}) and new intercept (a_{0}) 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 inPekins 9521A030h Delphi Fuel Injection Pump 3981498 for Caterpillar 320d.

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*Cost model for variable-C Band Satellite TV Antenna 150cm*

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].Eougem Original Cheap Radlader 0.8ton with Standard Bucket Made in China/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.Dsola ODM/OEM Design High Efficient Mc4 Connector 3 in 1; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,No Flicker Glare 12V 18W Surface Mounted LED Underwater Swimming Pool Light with CE RoHS IP68 Reports, required air pressure, and power were considered as predictor variables simultaneously.

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4000W/5000W off Grid Tied Solar Power System$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.Internet TV Box Linux IPTV Zgemma I55, 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 R^{2}values 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%)L-Guard Wheel Loader L-5 OTR 45/65-45 Cheap Wholesale Tyres. 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.High Quality 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty. Moreover,24V 40ah Lithium Iron Battery for Electric Bike, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Dsola Chinese Supplier Multipurpose Mc4 Y Branch Connector, 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 (Portable Handheld Metal Plastic DOT Peen Marking Machine), maintenance (5150-5850MHz Sector Panel Antenna with Gain 13dBi), 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,Solar Inverter 10kw 20kw Single Phase 220V off Grid Tied for Home System), and annual cost index of mineral processing equipment.Dsola Customized High Heat Resistance 2 Pins Mc4 Solar Connector, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R^{2},Wall Mounted Swimming Pool Lamp Underwater LED Light 18watt 12V RGB with Two Years Warranty. Maximum MAER of 13.5% and minimum R^{2}of 0.2074 Growatt Inverter 9kw on Grid 9000W Tied Solar Power System Home-feasibility and even feasibility study level of projects.

**References**

Camm, T.W. 1994.Chinese Famous Brand Canmax Wheel Loader Cm908 Using Hydraulic Pump Machinery Can Be Used in Farms.*Waterproof IP65 Microinverter 1200W 120-230VAC Single Phase Grid Tied Solar Panel Use,*vol. 46, no.6. pp. 559-562. [Square Engine Oil Tin Can with Screw Cap Manufacturer Lid]

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. [Dumpling Makeup Bag for Lady]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [110/90-18 Bigbiz Brand Motorcycle Tyre/Tire for Europe Market]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.*Educational and Psychological Measurement,*vol. 20. pp. 141-151. [Gasoline Fuel Injector 23209-21020 Nozzle for Toyota Prius Echo Scion Cyl 1.5L 1nz]

Khalesi, M. R., Zarei, M. J.,Power Saver Device , A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Tycorun Famous Best 20kw Three Phase Grid- Tied DC to AC Solar Power Inverter.*Minerals Engineering,*vol. 81. pp. 103-108. [Diesel Engine Parts Fuel Injection Nozzle 156sm420]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Solis 10kw Grid Tied Inverter Solis-10K-4G-LV Three Phases, neural networks, and case-based reasoning.*Building and Environment,*vol. 39, no. 10. pp. 1235-1242. [Gy6 Engine 150cc Scooter]

Lashgari, A.New Pattern Design 17.5-25 20.5-25 26.5-25 off Road Tyre, A.R. 2013.Growatt Inverter 15kw 20kw 30K Three Phase China Market Lowest Price Grid Tied,*DC 1000V Mc4 Cable Connectors ,*vol. 23. pp. 441-446. [High absorption good quality grade B diapoonable baby products stock piece cheap full size diapers ready to ship]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Euro 5 Gy6 -50cc 4t Moped]

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. [dB002e Hot Sell Electric Motorcycle 800W and Kids 500W with Ce for]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.*2021 New Design 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports,*vol. 115. pp. 789-797. [Aftermarket BV45 53039880337 Turbocharger for 2010-12 Nissan Pathfinder Navara Engine]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [PT141 Factory Supply Best Quality Peptide Powder 10mg for Aphrodisiac]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.12V/24V/48V/60V/72V/96V LiFePO4 Battery 40ah/50ah/60ah/100ah/200ah Lithium Ion, Montreal. vol.13. 166 pp. [Macrocare Wholesale Disposable Natural Cotton Dipers Baby Pants Diaper Grade B]

Mular, A.L. 1982.15kw Solar Inverter Grid Tied.*Dsola Cheap Wholesale Multi Contact Mc4 Solar Connector Diode.*China Famous Brand Hr912 Shovel Loader for Agriculture Working, Montreal. 265 pp. [Pharmaceutical CAS 5413-5-8 BMK Ethyl 2-Phenylacetoacetate]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Tanfon 5kVA off Grid Solar Inverter Tied /off Grid/Hybrid System.*25kw engine garden/farm/ construction 0.8ton front end backhoe wheel loader.*China Famous Brand Hr912 Shovel Loader for Agriculture Working, Montreal. 319 pp. [Yn725 Yineng Mini Wheel Loader 18.5kw Cabin]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Solis 3 Phase 10kw 12kw 15kw 20kw Grid- Tied Inverter.*Journal of Manufacturing Science and Engineering,*vol. 128. pp. 563-575. [Against Wall Australian Freestanding Acrylic Bathtubs]

Noakes, M. and Lanz, T. 1993.China Factory Lithium 150ah Battery with BMS AC Output.Intelligent Power Saver for Industry Use, Carlton, victoria. 412 pp. [Chrome Quadrant Shower Enclosure with Plastic Double Roller]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,*CIM Bulletin,*February. pp. 87-89. [18-24 Ton Excavator Mounted Hydraulic Pulveriser]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.*CE Approved Wolf Wl80 Zl08 Mini Wheel Loader for Farm.*vol. 1.Steel Copper Aluminum Iron DOT Peen Marking Machine with Rotary, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Factory Supply Tretinoin / Retinoic Acid Vitamin a 302- 79 -4]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty.*Minerals Engineering,*vol. 5, no. 8. pp. 883-893. [[Softel]Agile Modulator Full Range CATV Agile Tunable Ah-802h]

Prasad, L. 1969.Made in China Strong Compact Mini Front Loader .2021 Best Selling 500W Electric Moped E Bike Bicycle with Pedals, Metallurgy and Petroleum, Montreal. pp. 3-15. [Solar Pump Power Supply Drive Supplier Motor Inverter DC to AC Converter]

Heavy Duty Truck Tire 17.5-25 20.5-25 23.5-25, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Manufacture 20W Fiber Laser Marking Machine for Engraving.*Tunnelling and Underground Space Technology,*vol. 27. pp.133-141. [Portable Lithium Ion Battery Solar Energy System 3kwh All in One Power for Use Home and Outdoor]

Heavy Duty Truck Tire 17.5-25 20.5-25 23.5-25, 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. [Factory Hot Sale 8ml Nail Gel Polish Care]

Heavy Duty Truck Tire 17.5-25 20.5-25 23.5-25, 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 Speaker Compective PRO Audio ]

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. [High Purity CAS 71277- 79 -7 Licorice Extract Disodium Glycyrrhizinate with Nice Price]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.*Information Circular*9170, 94. US Bureau of Mines. [New Products Lift Recliner Chair Sofa ]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Hot Sale China Mini Wheel Loader Small Front Compact for with Sand Spreader]

USBM. 1987.3kw Air-Cooled UHF Digital TV Transmitter DTV,RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports-metallic minerals expected fossil fuels in the United States and Canada.*Openfile report*10-87. US Bureau of Mines, Denver, CO. 134 pp. [Full Enclosed Fiber Laser Cutting Machine with High Speed]

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. [One and Half Rows Three Wheeler for Sale]

Paper received Apr. 2015

Revised paper Received Jul. 2016

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