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Online since: December 2012
Authors: Wei Wei Liu, Ye Zheng
Introduction CNC lathe’s machining accuracy and cost are essential science indicators that can evaluate the technical and economic properties of CNC lathe’s designing and using process [1].
Appearance of CNC lathe, knife rest and spindle drum There are some charges(processing charges) related to original manufacturing error, such as material’s cost of wear and tear, taxes and dues, electric charge, management fee, lathe maintenance and depreciation cost, experiment and inspection cost, and salary of operator and move workers etc.
References [1] Zhihua Cheng, FU Lan Feng, Jiaqi Chen: Chinese Journal of Mechanical Engineering (1994).
Online since: May 2012
Authors: Xiao Qiang Liu, Rui Xie
These data are both the basic material of coalfield exploration surveying and the basis of coalfield construction and each engineering surveying.
Xing, N.Li, Design and development of information management system for coal resources with MapGIS, Coal science and technology 32 (2004) 22-24.
(In Chinese) [6] A.M.Li, L.Q.Guo, Information system of highway engineering surveying based on GIS, Journal of Zhengzhou institute of surveying and mapping 24 (2007) 447-450.
Online since: August 2013
Authors: Jin Dong Ren, Ting Ting Lin, Xiao Yi Zhang, Chun Lei Sang, Pei Zhi Zhang, Wei Zhang, Qi Shan
In the design of seat lumbar support, human lumbar dimensions and posture characteristics, adjustments mechanism and structure, material selection, and functional devices should be fully considered [4,5,6].
Acknowledgements This work was financially supported by the 2011 Science Frontier and Interdisciplinary Innovation Project of Jilin University (450060445100).
Journal of Manipulative and Physiological Therapeutics, Vol. 0161-4754(2001).
Online since: October 2010
Authors: Ping Jun Xia, Yuan Li, Gang Sun, Wang Min Yi, Lei Huang
The obvious problem is that it is very difficult to determine satisfactory routes for a large number of cables in crowded spaces to define its bending radius as well as position and fasten constraints, which shape and size is different depending on their duties and stiffness and mass distribution is determined by material.
Day: Journal of Computing and Information Science in Engineering, 2004, No.4, pp.161-170
Online since: March 2012
Authors: Lin Lin Lu, Gen Bo Yu, Xin Ma, Ya Xuan Wang
Lead Price Forecasting based on ARIMA Model Ping Huang1, a, Peng Yang1,2,b , Zhe Wei1,c and Genbo Yu1,d 1 University of Science & Technology Beijing, Beijing 100083,China 2 Beijing Union University, Beijing 100101, China asnailhp@gmail.com, byangpeng@buu.edu.cn, cweizhe7@gmail.com, dyugenbo0322@gmail.com Keywords: Time series, ARIMA (3,1,4) model, lead, price forecasting Abstract.
Acknowledgment Special thanks to Xilin Gol League Shandong Gold Arhada Mining Co., Ltd., which provides much research material and support during the research crew worked at the mine, and the discussion and suggestion also improve the study.
References [1] YI Dan-lu: Data Analysis and Eviews Applications, Beijing: China Statistics Press, pp. 106-132 [2] WU Huai-yu: Analysis and Synthesis of Time Series, Wuhan University Press (2004), pp. 37-42 [3] XUE Dong-mei: Application of the ARIMA Model in Time Series Analysis, Journal of Jilin Institute of Chemical Technology (2010), pp. 80-83 [4] ZHANG DA-WEI, LIU Bo, LIU Qi: Data Statistics and Analysis of Eviews Tutorials, Tsinghua University Press (2010), pp. 124-126
Online since: November 2010
Authors: Li Jun Yang, Xi Nan Dang
Analysis of the Corner Error in WEDM Lijun Yanga and Xinan Dangb Shaanxi University of Science & Technology, Shaanxi Province 710021, P.R.
Lu has put forward the new concept of “discharging corner”, and utilized this concept to analyze the lose rate of material while processing in the common corner.
Woo: International Journal of Machine Tools & Manufacture, (2000) No. 4, pp. 2-10
Online since: January 2015
Authors: Anastasiya Shevtsova, Ivan Novikov, Alexey Borovskoy
Accidents on road transport causes huge material and moral damages not only to the whole society but also an individual person.
International Journal of Applied Science, Engineering and Technology, 5(1): 8-14, 2009
Online since: December 2010
Authors: Xian Qiong Zhao, Yi Lun Liu, Sheng Huang
Introduction In order to produce high-precision aluminum material, people put forward higher demand toward longitudinal fluctuation of slab thickness and strip shape and also need to control transverse fluctuation of strip steering, strip delivery wedge and so on during the hot rolling process of strip.
[2] Huang Ping, Zhao Xianqiong, Liu Yilun: Journal of Beijing Technology and Business University (Natural Science edition) Vol.25 (2007), p. 26 – 29, in Chinese
Online since: September 2007
Authors: Wan Cheng Zhu, Chun An Tang, Zhi Hong Tan
Introduction Infrared thermal image technology is a way to observe the change of the temperature on the material's surface.
This paper is supported by the Chinese National Natural Science Foundation (40638040, 10672028, 50174013).
References [1] Yiqiao Zhi, Chengyu Cui, Jinkai Zhang, etal.: Application of infrared thermal imaging system to the basic remote sensing experiment on rock mechanics, Remote Sensing of Environment China, Vol.11, No.3 (1996), p.161 [2] Naiguang Geng, Ping Yu, Mingde Deng, etal.: The simulated experimental studies on cause of thermal infrared precursor of earthquakes, Earthquake, Vol.18, No.1 (1998), p.83 [4] Lixin Wu: Remote sensing rock mechanics and its recent achievements and future development, Chinese Journal of Rock Mechanics and Engineering, Vol.20, No.2 (2001), p.139 [5] L.X.
Online since: October 2010
Authors: Run Bo Bai, Fu Sheng Liu, Zong Mei Xu
Contact Elements and Their Attached Elements As with other finite element analysis, the contact analysis also needs to set up element types, real constants, material characteristics to establish the geometric solid model of the contact bodies, and use the appropriate elements to mesh the contact bodies.
Acknowledgments This study is partially supported by the National Natural Science Foundations of China (NSFC) (Grant Numbers: 50979031 and 50978084).
,ASCE,Vol. 99 (1968), p. 637 [3] Lu Shiqiang: Journal of Nanchang Institute of Aeronautical Technology, Vol. 1(1994), p.5
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