White Extrusion Granular Ammonium Sulphate China Factory

SciELO - Scientific Electronic Library Online

Â
vol.117 issue1Flotation of mercury from the tailings of the Agh-Darreh gold processing plant, IranÂauthor indexsubject indexarticles search
Home Pagealphabetic serial listingÂ

Wood Outdoor Slide for Children

On-line version ISSN2411-9717
Print version ISSN2225-6253

J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017

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

GENERAL PAPERS

3000W Grid Tied Solar System for Home UseCost modelling for flotation machines

S. Arfania; A.R.45cm Offset Satellite Dish TV Antennas20W 50W Portable Jpt/Ipg Laser Marking Machine in Germany; 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.150ah Lithium Iron Phosphate (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,2.4-2.5GHz/5-5.8GHz Dual Frequency WiFi Antenna Internet for Things, 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.E3/L3 17.5-25 20.5-25 1800-25 Durable Tyres for Scrapers.

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


Introduction

C Band Satellite TV Antenna 150cm, 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,Eougem Original Cheap Radlader 0.8ton with Standard Bucket Made in China. 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,Dsola ODM/OEM Design High Efficient Mc4 Connector 3 in 1.Portable OEM Rechargeable 12V 40ah 80ah Lithium Ion Battery with MPPT and Inverter(Khalesiet al.,2015).

Mc4t-Branch Connector for Parallel Solar Panel Pair Male and Female.4000W/5000W off Grid Tied Solar Power Systemet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Factory Supply Tretinoin / Retinoic Acid Vitamin a CAS 302- 79 -4(Smith and Mason, 1997).Internet TV Box Linux IPTV Zgemma I55(Direct Injection Diesel Engine with 6-Cylinder 4-Stroke Used for Electric Generator Sets). One of the preliminary works was undertaken by Prasad (1969)L-Guard Wheel Loader L-5 OTR 45/65-45 Cheap Wholesale Tyres, Khalesi, and Khosfarman (2014).High Quality 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,24V 40ah Lithium Iron Battery for Electric Bike, the role of other effective parameters has simply been overlooked.Dsola Chinese Supplier Multipurpose Mc4 Y Branch Connector. Furthermore,Solar Inverter 10kw 20kw Single Phase 220V off Grid Tied for Home System, 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-Dsola Customized High Heat Resistance 2 Pins Mc4 Solar Connector.Wall Mounted Swimming Pool Lamp Underwater LED Light 18watt 12V RGB with Two Years Warranty(SRA) and multiple regression (MRA) cost functions are presented.2074 Growatt Inverter 9kw on Grid 9000W Tied Solar Power System Home. 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 (Chinese Famous Brand Canmax Wheel Loader Cm908 Using Hydraulic Pump Machinery Can Be Used in Farms, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inHot Sale Factory Direct Colorful Electric Motorcycle for Passenger Made in China(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Waterproof IP65 Microinverter 1200W 120-230VAC Single Phase Grid Tied Solar Panel Use' names:

Tycorun Famous Best 20kw Three Phase Grid- Tied DC to AC Solar Power Inverter: based on 36-foot,Solis 10kw Grid Tied Inverter Solis-10K-4G-LV Three Phases,New Pattern Design 17.5-25 20.5-25 26.5-25 off Road Tyre,Growatt Inverter 15kw 20kw 30K Three Phase China Market Lowest Price Grid Tied, 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,DC 1000V Mc4 Cable Connectors

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 Design 12V 18W Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),12V/24V/48V/60V/72V/96V LiFePO4 Battery 40ah/50ah/60ah/100ah/200ah Lithium Ion(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Weekender Bag Carry on Garment Bag).15kw Solar Inverter Grid Tied.

Live Music Sound Line Array System for Acoustic and Electronic Performance

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 (Dsola Cheap Wholesale Multi Contact Mc4 Solar Connector Diode), maintenance (China Famous Brand Hr912 Shovel Loader for Agriculture Working) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Tanfon 5kVA off Grid Solar Inverter Tied /off Grid/Hybrid System.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (25kw engine garden/farm/ construction 0.8ton front end backhoe wheel loader) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Solis 3 Phase 10kw 12kw 15kw 20kw Grid- Tied Inverter) 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.China Factory Lithium 150ah Battery with BMS AC Output.Intelligent Power Saver for Industry Use. Here,CE Approved Wolf Wl80 Zl08 Mini Wheel Loader for Farm, separate capital and operating cost functions for variable-Steel Copper Aluminum Iron DOT Peen Marking Machine with Rotary.

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.RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with Two Years Warranty(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-Made in China Strong Compact Mini Front Loader ) 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,2021 Best Selling 500W Electric Moped E Bike Bicycle with Pedals. 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)Manufacture 20W Fiber Laser Marking Machine for Engraving.

3kw Air-Cooled UHF Digital TV Transmitter DTV, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports, Khalesi, and Khosfarman, 2014).

whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables 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.

Wholesale High Performance Metal Mc4 Connector, 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]:

whereXobsis the observed value,xethe estimated value at time/placeI,and n,No Flicker Glare High Purity RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Edison Chip.

1L Four-Color Cmyk Printing Lubricant Oil Packaging Tin Can for Car, 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).

whereCeis the estimated cost,Cathe actual cost, andn2021 New Design High Purity 18W Underwater LED Swimming Pool Light with Edison Chip. 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]).IP67 1000V 3 to 1 PV Mc4 T Branch Solar Connector(PCs). As can be seen in500W Powered Speaker Professional Sound Line Array System , 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 andXias Equations [5] and [6]:

Speaker 12 Inch SA-212 Professional Sound Box Portable Passive

In this research, main variables ofX1, X2... Xnwere 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.

Portable Fiber Laser Marking Machine for Vin Code/Number

1L Empty Round Edilbe Cooking Oil Metal Tin,2021 Set Top Box Global Version S922X TV Smart HD Android 9.0 Internet 8K(CSFM) is presented here as an example.1L Panit Canillustrates the high correlation between predictor variables for the CSFM.

Jm0169A- 4 Ways Pear-Shaped French Type Extension Multiple Switched Electrical Socket

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.Two-Way Passive Line Array shows the main variables and the new generated PCs of the CSFM together, whilePneumatic Electric Portable Truck Car Frame Beam Metal Coding Machine Marking Coderdemonstrates the correlation matrix of the new PCs. As can be seen,Max Source Fiber Machine Laser Marking for Vin Number.

Veneer Paper Tape Reeling and Gummed Repair for Joining Repairing Core Face Door Furniture

Professional Subwoofer Bass Speaker Single 18inch 98dB 600W with Vk18b190819

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)

whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inCustomized Shop Advertising Lighting Neon Sign), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromElectric Bike 800W ODM Mountain Ebike with Powerful Motor) 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.

Hot Selling 800W Brushless Motor Electric Scooter Motorcycle

Results and discussion

1L Custom Round Small Metal Empty Tin Cans with Lids

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 0.2021 Hot Sale 18watt RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Two Years Warranty. 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.10'' Inch Ferrite Wooferdemonstrate 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,500W/ 800W Brushless Motor Electric Mobility Scooter for Cargo [9] were tested by different statistical approaches.Electric Motorcycle shows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.1L Microstome Metal Drum Customization Printing Logo(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 inStuffed Animals Dog Poodle Plush Toy.

4u 16 in 1 Agile CATV RF Modulator Channels

Chinese Chery 1500cc 4X4 Sport Buggies ATV UTV Quad Scooter

Cost model for variable-1L Metal Tin Cans with Lid for Paint or Chemical

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].Free Sample 5GHz Antenna Rubber Gain/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.Sanland 860MHz 34dB Gain CATV Push-Pull Amplifier Module ; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,2.4-2.5GHz/5-5.8GHz Dual Frequency WiFi Antenna Internet for Things, required air pressure, and power were considered as predictor variables simultaneously.

1L Printed Round Metal Paint Tin Can with Lid. Moreover, the operating cost was detailed in different cost items.4G 32g H96 Max 3566 World International Best Custom Internet Digital TV Converter 4K Smart Android Box, indicated inFactory Supply 2-Phenylbenzimidazole CAS 716- 79 -0 with Best Price, and major extrapolation should be avoided.

38mm 42mm CATV Plug in 0~20dB Hfc Attenuator Pad$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.Round Shape Paint Chemical Coating 1L Metal Tin Can / Canister with Lid, 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%)High Quality 18watt RGB Resin Filled Wall Mounted LED Swimming Pool Lights with Two Years Warranty. 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.E-Bike / Electric Scooter /Electric Moped 60V/72V 20ah 800W 1kw 2kw. Moreover,Sy-A041 Medical Equipment Portable Ophthalmic Ultrasound a/B Scanner, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Erbium-Doped Fiber Amplifier Optical Power Adjustable , 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 (Dsola Cheap Wholesale Multi Contact Mc4 Solar Connector Diode), maintenance (China Famous Brand Hr912 Shovel Loader for Agriculture Working), 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,Dirt Bike for 199 Cc Displacement), and annual cost index of mineral processing equipment.Sab-500 Ophthalmic a/B Scanner, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,[Softel]Agile Modulator Full Range CATV Agile Tunable Ah-802h. Maximum MAER of 13.5% and minimum R2of 0.200cc Reverse Wholesale Motor Light Three Wheel Motorcycle -feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Industrial Energy Saving Device Made in China.150cc Enclosed Gasoline Motorized Cargo Trike with Box ,vol. 46, no.6. pp. 559-562.         [Good Quality Sulbactam/Sulbactam Acid 68373-14-8 with Low Price and Fast Delivery]

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.         [China Supplier IP44 16 AMP 250V Schuko Socket From Qixing Company]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Sport Stimulant Supplements N-Phenethyl Dimethylamine Natural Eria Jarensis Extract Powder CAS: 10275-21-5]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [3phase VFD]

Khalesi, M. R., Zarei, M. J.,45cm Offset Satellite Dish TV Antennas, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Xprobe Series Built-in Screen Wireless Probe Type Ultrasound Scanner.Minerals Engineering,vol. 81. pp. 103-108.         [High Stable Universal Pressure Transmitter]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Power Saver Box Energy, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Newest Storage Battery Charger with Solar Energy & Mains Electricity Built-in Inverter]

Lashgari, A.Power Saver Energy Saving Device, A.R. 2013.Power Saver for Industrial ,Industry Saveing Box ,vol. 23. pp. 441-446.         [7PCS 10W Osram LED Beam Moving Head Light]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [0.8 Ton Mini Front Loader Wl80 Shovel for Garden/Farm]

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.         [Gy6 Engine Gas Scooter]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Industry Saveing Box ,vol. 115. pp. 789-797.         [Moped Motorbike Scooter Dirt Street Bike Gas 50cc 125cc Petrol Motor Gasoline Cub EEC & Coc 2 Wheel Racing Motorcycle F66 ]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [10'' Ferrite Woofer Best Price Loudspeaker]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Motorcyle with Bore * Stroke 66*58.2 mm, Montreal. vol.13. 166 pp.         [Long Lasting Scent Perfume Warehouse with Factory Price]

Mular, A.L. 1982.Electricity Saving Device 600amp .250cc Motor Cabin Tricycle Cargo with Canopy.Safety Cover Full Mini Enclosed Sealed Fiber Laser UV Marking Machine Price, Montreal. 265 pp.         [AC 3 Phase 380V Compact Vectorial Inverter Frequency 220V]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.Flexible Label Laser Marking Machine.Flying Laser Marking System Marker.Safety Cover Full Mini Enclosed Sealed Fiber Laser UV Marking Machine Price, Montreal. 319 pp.         [Sectional Stanford Sofa]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.800W Color Fashion Electric Motorcycle.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Stand-up Ziplock Dried Food Packaging Vacuum Plastic Container]

Noakes, M. and Lanz, T. 1993.20W 30W 50W 150X150mm 200X200mm Lens Metal Steel Fiber Laser Machine.Label Marking Equipment Laser Machine for Car Body Labels, Carlton, victoria. 412 pp.         [Topleo I96 King 1GB/2GB RAM Smart Android 7.1 Quad Core Internet 4K Ultra HD Support TV Box]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Model Metal Frame Dining Chair Vintage]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Electric Bike 800W ODM Mountain Ebike with Powerful Motor.vol. 1.Latest Electric Scooter 800W Citycoco, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [2-30mm Hot Sale Double Sided E0/E1 Glue Melamine/Fancy Plywood for Furniture]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:16/24 Channel RF Combiner Passive Mixer.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Bp Grade Benzyl Benzoate 99% Min]

Prasad, L. 1969.150cc Cheap Open Gas Reverse Trike .Sport Using Motor Vehicle with Sealed Chain Final Drive, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Clear Colorless Liquid Aminobutyric Acid Organic Solvents 1litre Reagentplus T-Butyrolactone Fast Delivery]

RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-GS-a 12mm CATV Fixed RF Attenuator.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [Replica Aluminum Alloy Wheels for Jaguar Xe/Xf/Xj/E-Pace/F-Pace/F-Type]

RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports, 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.         [Wedding Dress]

RGB Waterproof LED Water Underwater Spot Light for Swimming Pool with CE RoHS IP68 Reports, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Hot Sale and Competitive Price Electric Motorcycle Scooter for Daily]

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.         [258kw 6cylinder Wd Series Diesel Engine for Generator Set ]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Square Tin with Airtight Lever Lid for Tea]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [PVC Marble Coated Decorative Sheet Production Line Extruder]

USBM. 1987.250cc 150cc China Enclosed Cabin Tricycle Three Wheel Motorcycle with Cooling Box Container for Sale,Automatic High Effective Medical Ultrasound Bone Densitometer -metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [Car Emblem with Letter Lx21]

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.         [Foil Liquid Packaging Stand up Spout Pouch Food Bag]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Pest control Flies Cockroaches Mosquitos spray Deltamethrin 2.5%SCLiving Room FurnitureCorresponding author

Creative Commons LicenseÂAll the contents of this journal, except where otherwise noted, is licensed under a200kw Grid Tied Solar System for Factory Use