Search results

The hammer bit material is YG8 cemented carbide defined by the keyword “MAT_ELASTIC”.
Therefore the strength and lifetime of the second-row teeth must be ensured when selecting teeth type and teeth materials.
Elias: International Journal of Rock Mechanics and Mining Sciences.
A 3D FEM methodology for the full-scale air hammer bit, teeth and rockcontact analysis.Advanced Materials Research (2011), p. 1425 [9] Zhiqiang Huang, FAN Yong-tao, WEI Zhen-qiang,etc.
Journal of Southwest Petroleum University(Science and Technology Edition), 2010, 32(1): 148-150.

The Finite Element Model Building for the Table of CNC Machining Center In the finite element model building, the attribute of material such as density, elastic ratio and Poisson's ratio must be set. the material of table is HT250,whose parameter is 9 3 7.3 10 kg mm ρ − = × , 5 1.25 10E MPa = × ， 0.25µ= .the free mesh was used to mesh the table based on meshing tool and 115452 elements was come into being.
Acknowledgment This research is supported by university natural sciences research project of Jiangsu Province (Grant No. 08KJD460002) Reference [1] ZHU Xin-yun, GUJi-nan: Manufacture Information Engineering of China (2006) No.3 [2] WANG Hongzhen, HOU Youfu, JIN Min and ZHANG Yang: Coal Mine Machinery (2007 )No.2
[5] CHANG Degong, ZHOU Zhigang: Journal of Qingdao University of Science and Technology (2004) No.6.

Introduction Silicon carbide (SiC) is the material of choice for next generation power devices in fast growing applications like electromobility and renewable energies.
The wafer material is 4H SiC with 4° c-axis tilt.
Leitgelb et al, ECS Journal of Solid State Science and Technology, 5 (10) P556-564 (2016) [3] N.
Surface Science 184, 72-78 (2001) [5] Gautier et al, Nanoscale Research Letters, 2012 7, 367

References [1] Gao Shuling, Xu Shilang, “Critical concrete crack length determination using strain gauges”, Journal of Tsinghua University (Science and Technology), vol 47, 2007, p. 1432-1434 [2] Ji Xinhua, Xu Fangyu, “The Study in The Displacement Field near Crack of the Plexinglass by Frequency Domination Method of the White Speckle”, Key Engineering Materials，vol 306, 2006, p. 357-362 [3] Ji Xinhua, Yang Xinwei and Chen Jinlong, “3D displacement measurement by white light digital image analysis in frequency domination area”, Transactions of Tianjin University, vol 14, 2008, p. 1-6 [4] S.R.
“Sutton, Estimation of stress intensity factor by digital image correlation”, Engng Fract Mech, vol 28, 1987, p. 101-112 [5] Yang Jing, “Displacement Measurement Based on Speckles White Light Diffraction”, Applied Science and Technology, vol 29, 2002, p.49-51.

Research on Information System with Analysis and Exploration of Campus E-commerce Model  Huibin Wang 1, Jing Wang 2, Jie Cui 3, Xiaomei Shang 4 1, 2, 3Xingtai University ，Xingtai, China 4 Hebei University of Science and Technology，Shijiazhuang, China Keywords: campus e-commerce；mode of Electronic；commerce Management Abstract.
The transaction content clear campus e-commerce transactions only involve staff and students daily study, work, life, such as learning, research materials, electronic products, books, sports goods and daily necessities, the transaction content is clear.
Journal of central China normal university graduate students (2005)
Science and technology innovation herald (2008)

Acknowledgment We appreciate the support from Zhejiang Provincial Natural Science Foundation of China under Grant No.
Advanced Materials Research, 180,(2011), pp. 122-127,
Translation of Simulink/Stateflow Models to Hybrid Automata Using Graph Transformations [J].Electronic Notes in Theoretical Computer Science, 109 , (2004), pp.43-56
Journal of Astronautics in Chinese. 29 (2008), pp. 1865-1869

The Angle Distribution of the Spheroid Particle upon Optical Surface Lei Gong1, a, Zhensen Wu2,b and Lihong Yang1,a 1 School of Photoelectric Engineering , Xi’an Technological University, Xi’an710045,China 2 School of Science , Xidian University, Xi’an710071,China azzgonglei@126.com, b wuzhs@mail.xidian.edu.cn, cylh5188@163.com Keywords: angle distribution; BV theorem; spheroid particle; optical surface Abstract.
In the semiconductor industry, the theory and the model are valuable to inspect materials such as silicon wafers.
Acknowledgment This work was supported by the national natural Science Foundation of China under Grant No. 61172031 and No. 60971065.
Wu:Chinese journal of lasers, vol.38(1), p.237-241,(2011)

Acknowledgements This work was financially supported by the ChongQing Science and Technology Committee (CSTC2013yykfA40004), and supported by the ShaPingBa district ChongQing Science and Technology Committee (CSTC201304).
Based on the singularity detection of spread spectrum mask analysis algorithm，Journal of chongqing university (since).2010(6):134-138 [5] Yanqiu Yang, Jianyong Li.
Audio Information Hiding Algorithm Base on DCT and DWT，Applied Mechanics and Materials，2013

Responses and Optimization of a PID-based Speed Regulating System of the Planetary Mixer Mingjin Yang1,2,a, Xiwen Li2,b, Zhigang Wang2,c and Tielin Shi2,d 1College of Engineering and Technology, Southwest University, Chongqing, China, 400715 2Department of Mechanical Science and Engineering, Huazhong University of Science and Technology, Wuhan, China, 430074 aymingjin2000@126.com, bxiwenli@vip.sina.com, cwzg518@gmail.com, dtlshi@mail.hust.edu.cn Keywords: Speed regulating, PID control, Response, Optimization, Planetary mixer Abstract.
Shi: Advanced Materials Research, (2011), accepted
Taguchi: International Journal of Control, Automation, and Systems, Vol. 1 (2003) No. 4, pp. 401-411.

Due to the uneven density of the sand materials, construction and so on various aspects reason, also not to the details of the calculation parameters, only through a preliminary theoretical data is calculated.
Journal of Air Force Engineering University (natural science edition). 2011，12(2):17~21
Sichuan Building Science. 2008，34(5):192~194