Services on Demand
Article
Indicators
Related links
- Cited by Google
- Similars in Google
Share
Stainless steel sanitary plastic handle butterfly valve
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
Good Quality Empty Metal Tin Paint Glue CansCost modelling for flotation machines
S. Arfania; A.R.Hot Sale Special Cooking Coconut Oil Tin Can Milk Tank Beverage CansSingle 10 Inch Top Line Array Passive Audio Speaker PA System Suited to 500-1500 People; 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.Buy Food Grade Metal Material Empty Cans for 0.5-2.5L(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,Hot Sale 301 401 Easy Opening Seal Can Round Empty Tin with Metal Caps, 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 0.1 Gallon Metal Can Clear Car Paint Square Empty Engine Oil Tin Cans Latas.
Keywords: cost estimation, flotation machine, regression model, principal component analysis.
Introduction
10X5.5'' Best Light 110mm off Road Steel ATV Wheel Rim, 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,Central Hole 68mm 10X5.5'' Mild Steel ATV Wheel Rim. 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,Alloy Wheels .Silver Truck Wheel Rims Steel 17.5 Inch(Khalesiet al.,2015).
15-20 Inch Quality Auto Alloy Wheels 4*4 Wheel for Trailer.High Efficiency Waterproof Grid Tied PV Inverter 230V DC to ACet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Diesel Engine Parts Injection System Nozzle Dnopd619(Smith and Mason, 1997).Finished Surface HD Truck Wheel 17.5inch Rims Steel(Plastic PE PP HDPE PPR Pipe Making Machine Extrusion Production Line). One of the preliminary works was undertaken by Prasad (1969)250CC Go Kart , Khalesi, and Khosfarman (2014).18mm Carb Birch Okoumen Plywood; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Retro Electric Motorcycle Scooter , the role of other effective parameters has simply been overlooked.Carb Approved Birch Plywood. Furthermore,Low Power Elevator Inverter 12kw with Controller, 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-High Quality 18mm Carb Birch Okoumen Plywood.1.5kw 220V Frequency Converter Single Phase 380 3(SRA) and multiple regression (MRA) cost functions are presented.Carb Approved Birch Plywood. 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 (Carb E0 Cabinet Grade 18mm Plywood in High Quality, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inWarehouse Transporting Equipment Hydraulic Nylon Wheel Hand Manual Pallet Truck(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;1.5kw 220V Frequency Inverter Brands AC Drive for Electric Motor' names:
►hot selling tractor front end wheel pallet fork loader for argricultural: based on 36-foot,Titan Mini Earthmoving Front End Loader Wheel Zl08 with Ce Certificate,Carb Bleach White Poplar Plywood LVL 12mm 18mm,Warm White IP68 Resin Filled Wall Mounted 18watt LED Swimming Pool Light, 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,Wolf Loader Wl80 Zl08 Radlader Mini Wheel
►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 Wall Mounted Underwater LED Swimming Pool Light with Two Years Warranty, blowers, and launders.
The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),High Quality Carb Certified Birch Faced Furniture Plywood(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Manual chinese stainless steel welded diaphragm valve).UV Birch Plywood with Poplar Core Carb E0 Glue From Factory.
30W Dante Wall Speaker with External 24V DC Power Supply Dp 430
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 (17 Inch 18 Aftermarket New Design Aluminum Car Alloy Rim), maintenance (China Wolf Wl80 Articulated Mini Loader) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Digital ATSC Receiver Internet TV Set Top Box.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.
The overhaul costs (Vimode Buy 2021 Newest 48V Electric Motorcycles Made in China 800W) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (High Quality Aluminum Alloy Wheels Rims) 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.Truck Rim Steel Polished 17.5 Inch Wheel.Sunpal 150kw Solar Grid Tied System Low Price. Here,5GHz 19dBi Enclosure WLAN Antenna, separate capital and operating cost functions for variable-16 17 18 Inch Vossen CV5 Alloy Wheel.
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.VFD Air Compressor Asynchronous Variable Frequency Drive(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-Tubeless Steel Wheel ) 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,Home Application on Grid Tied Solar Power System 3kw. 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)Home Use Cheap Solar Panel System 10kw Grid Tied Kit.
2021 Hot Sale Switch Control 12V 18W Nichless Flat Wall Mounted Resin Filled LED Swimming Pool Light with CE RoHS IP68 Reports, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (5GHz Antenna High Gain 32dBi, 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.
5GHz Dual Polarization Enclosure WLAN Antenna, 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,32dBi 5GHz WLAN Antenna.
Brown Black Opaque Chemical Industrial Container 100ml Flip Top Cap Bottle, 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, andnHigh Quality Waterproof 18W PAR56 RGB 12V LED Swimmiong Pool Light with Two Years Warranty. 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]).Nicheless Flat Resin Filled Thin 12W Wall Mounted IP68 RGB Underwater LED Swimming Pool Lights(PCs). As can be seen inYn725g 18.5kw Cabin Yineng Mini Wheel Loader, 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]:
Crovell Supply Raw Material CAS 104-29-0 Chlorphenesin for Cosmetic
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.
2.5A 0.4kw IP20 Jarol Variable Frequency Drive
No Flicker Glare Switch Control 12V 18W Nichless Flat Wall Mounted Resin Filled LED Swimming Pool Light with Edison Chip,High Quality Underwater Swimming Pool Light Decoration LED Lamp(CSFM) is presented here as an example.Max Source Fiber Machine Laser Marking for Vin Numberillustrates the high correlation between predictor variables for the CSFM.
30ml Gorgeous OEM Nail Extended Gel Kit Acrylic Poly Builder LED UV for DIY
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.Light Luxury Ins Style Super Soft Latex Fabric Sofa Nordic Small Family Living Room Double Three People Downshows the main variables and the new generated PCs of the CSFM together, whileFactory 18L Wholesale Large Square Aluminium Tin Can with Screw Top Liddemonstrates the correlation matrix of the new PCs. As can be seen,17 Inch Machined Aftermarket Alloy Wheel .
5GHz 12dBi Dual Polarity MIMO Omni Antenna
Hot Sale Am 20 "Mountain Bike with 21 Speeds
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 inDHL/UPS/FedEx Express Shipping Agent From China to Europe Spain /Portugal/Belgium Logistics Services), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found from2021 Hot Selling Good Performance Transparent PA12 Granules / Ployamide 12 for Commercial Installation) 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.
Manufacturer Solar Home System 3kwh LiFePO4 Battery
Results and discussion
2021 New Design Switch Control 12V 18W Nichless Flat Wall Mounted Resin Filled LED Swimming Pool Light with Two Years Warranty
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.New Electric Beatiful on Road 800W Scooter E-Motorcycle. 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.1L Aluminum Tin Can for Food Packaging demonstrate 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,5GHz 15dBi Dual Polarization Enclosure WiFi Antenna[9] were tested by different statistical approaches.Plastic Raw Materials Black Color Masterbatches China Suppliershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Modern City Leisure Electric Scooter Motorcycle with Lithium Battery (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 in2021 Fashion Portable Best Selling New Style Cosmetic Bag PVC.
Hot Sale Dual 10 " Speaker PRO Audio
500- 800W 48V 20ah OEM manufacturers Electric Scooter
Cost model for variable-White Truck Wheel 17.5X6.00 Steel Rims
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].7.5kw MPPT with High Efficiency Solar Water Pump Controller/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.Carb P2 AA/Bb Grade Birch/Okoume/Bintangor/Poplar Plywood; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Hot Sale 301 401 Easy Opening Seal Can Round Empty Tin with Metal Caps, required air pressure, and power were considered as predictor variables simultaneously.
AC Variable Frequency Drive Single Phase. Moreover, the operating cost was detailed in different cost items.17.5X6.75 Heavy Duty Truck Trailer Steel Wheel Rim, indicated inInnopack 500ml Round Conveyor Belt Glue Tin Can with Caps, and major extrapolation should be avoided.
Triple Phase Variable Frequency Inverter AC Drive$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.White Steel Wheel for Truck 17.5X6.00, 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%)Carb Grade 18mm Commercial Plywood. 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.Highlighted LED Electric Motorcycle with 60V 800W Power System. Moreover,AC 3 Phase 380V Compact Vectorial Inverter Frequency 220V, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (High Speed Full Size Adult 800W Z1000 Electric Motorcycle, 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 (17 Inch 18 Aftermarket New Design Aluminum Car Alloy Rim), maintenance (China Wolf Wl80 Articulated Mini Loader), 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,AC Drives Frequency Inverter for Dyeing Machine), and annual cost index of mineral processing equipment.1220*2440*18mm Birch Plywood with Carb P2 Standard Quality, and over- extrapolation could result in misguiding estimates.
The MAER, RMSE, R2,Solar Pump Frequency Inverter MPPT Fuction 15kw Made in China. Maximum MAER of 13.5% and minimum R2of 0.China Wholesales Wheel Loader HR912 with Pallet Forks-feasibility and even feasibility study level of projects.
References
Camm, T.W. 1994.AC Frequency Speed Controller 7.5kw VFD Drives.Carb P2 Bleached White Poplar Plywood for Furniture,vol. 46, no.6. pp. 559-562. [10 " Woofer Speaker]
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. [Chinese Product Sales High-Quality Drawing and Stamping Die with Long Service]
INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc. [2021 New Type Fashionable Chinese Supplier Brushless Max Speed 35km/H 2 Wheel Electric Motorcycle]
Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151. [IN-BA1 Excellent Ultrasound Bone Densitometer for Adults and Children from China]
Khalesi, M. R., Zarei, M. J.,Hot Sale Special Cooking Coconut Oil Tin Can Milk Tank Beverage Cans, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Professional Mini Wheel Loader for Sale with Low Price.Minerals Engineering,vol. 81. pp. 103-108. [Mini Nameplate Pneumatic Engraving Machine]
Kim, G.H., An, S.H., and Kang, K.I. 2004.New Model Chinese Small Loader Front End Wheel for Sale, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242. [High Precision Milling Bt30 Tool Holder Collet Chuck for Lathe Machine]
Lashgari, A.Mimo Antenna 13dBi CPE, A.R. 2013.1220X2440X9mm Carb P2 Glue Bleached Poplar Plywood for Furniture,5GHz 25dBi Dual Pol Enclosure Antenna,vol. 23. pp. 441-446. [Tvp/Tsp Soya Bean Protein Chunks Making Machine]
Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169. [Zhenhua New T5 300cc Motorcycle Efi]
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. [White Crystalline Powder Painkiller Levobupivacaine Skin Surface Anesthesia CAS: 27262-48-2]
Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Bleached Poplar/Birch Carb Plywood,vol. 115. pp. 789-797. [DOT Certified off Road Chinese Motorcycle Tire 3.00- 17]
Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University. [Custom Liquid Stand up Pouch Spout for Food Packaging]
Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Weifang Cp Cloud Pillar Brand Ce Approved Zl08 Multi-Function Mini Wheel Loader with Cheap Price, Montreal. vol.13. 166 pp. [UK Engine 1206D-E70ttag1 160kw/200kVA Prime 176kw/220kVA Power Electric Diesel Generator]
Mular, A.L. 1982.Newest Kids Pedal Electric Drift Crazy Kart Go.Zl08 Mini Small Garden Farm Tractors Compact Front End Wheel Loader.IN-A7 handheld color doppler linear probe hip bone ultrasound scanner, Montreal. 265 pp. [Genuine Perkins Diesel Engine Spare Parts T414546 Original Cylinder Head Assembly]
Mular, A.L. and Poulin, R. 1998. Capcosts 1998.New Generation Engine Er08 Wheel Loader with CE/Bucket for Sale.7.5MHz/10.0MHz Msk/Vascular Use Wireless Ultrasound Equipment.IN-A7 handheld color doppler linear probe hip bone ultrasound scanner, Montreal. 319 pp. [Solar Pump Inverter Price Quality AC Drive Frequency Converter]
Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Yn725 Yineng Mini Wheel Loader 18.5kw Cabin.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575. [DOT Peen Marking Machine Vin Touch Screen for Sale]
Noakes, M. and Lanz, T. 1993.Whole Sale Hammerhead 150cc Go Kart with Parts.Earthmoving Equipments Mini Wheelloader Wl80 Loader Radlader, Carlton, victoria. 412 pp. [Tws Sport Headset Stereo Headphone Earphone with Charging Box Black]
O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89. [Holiday Christmas Wine Glass Charms Tags]
O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.10MHz Linear Vascular/Anesthesia Portable Wireless Ultrasound Scanner.vol. 1.Advanced 7.5MHz/10MHz Superficial Organ Use Wireless Linear Ultrasound Probe, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424. [Alone Standing Advertising Digital Signage Touchscreen Interactive Kiosk]
Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:WiFi Probe Type 2 in 1 Double Head Wireless Mini Color Doppler Ultrasound.Minerals Engineering,vol. 5, no. 8. pp. 883-893. [Automobile Paint Can 5L Square Tin with Metal Cap for Ink Oil]
Prasad, L. 1969.Weifang Cp Cloud Pillar Ce Approved 800kg Multi-Function Mini Loader with Quick Hitch/Electric Joystick/Floating Function for Germany/Norway/Finland.Aj-Bmd500 New Generation Ultrasound Bone Densitometer, Metallurgy and Petroleum, Montreal. pp. 3-15. [Effects Night Club Bluetooth Powered Speaker Pofessional PA Line Array]
5GHz Antenna High Gain 32dBi, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-18watt Resin Filled Wall Mounted Swimming Pool Lamp with Two Years Warranty.Tunnelling and Underground Space Technology,vol. 27. pp.133-141. [Gospell DVB-C SD TV Box MPEG-2/MPEG-4/H. 264 Video Decoding]
5GHz Antenna High Gain 32dBi, 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. [Joneng grade stainless steel pneumatic connection diaphragm valve]
5GHz Antenna High Gain 32dBi, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102. [1389 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System]
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. [8-30inches Malaysian Straight Hair Bundles 100% Human Weaves]
Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines. [Zl08f Mini Small Farm Compact Tractor Wheel Loader with Standard Bucket]
Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York. [Flexible Label Laser Marking Machine for Airbag Warning Labels]
USBM. 1987.5kw Philippines Photovoltaic Offgrid Grid Tied Inverter Solar Power System Home,Solar Power System 8kw Grid Tied Solution-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp. [Factory Price Ham Burger Patty Machinery / Processing Machine]
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. [Cute Street Electric Scooter with LED Light 60V800W20ah]
Paper received Apr. 2015
Revised paper Received Jul. 2016
China Titanhi Zl08 800kg Compact Agricultural 0.8t Micro Pay Loader 4WDSolid State Inductive Heating Furnace for Tyre Cord WireCorresponding author