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In order for CFRP materials to be used in aircraft structures or machine elements, high quality holes must be created on them efficiently.
Therefore, burr formation and fiber delamination have been considered as the two major challenges in creating holes on CFRP materials.
[2] Weixing Xu, L.C Zhang, Yongbo Wu, Elliptic vibration-assisted cutting of fibre-reinforced polymer composites: Understanding the material removal mechanisms[J], Composites Science and Technology, 92(2014) : 103–111
Dege, Helical milling of CFRP-titanium layer compounds[J], CIRP Journal of Manufacturing Science and Technology 1 (2008) : 64–69
Paulo Davim, Drilling of fiber reinforced plastics: a review [J], Journal of Materials Processing Technology, 186 (2007): 1–7

Acknowledgements This work was financially supported by the Chongqing Social Science Planning Office, Program of Chongqing Social Science Planning (2013YBGL132).
Yang:Journal of HV&AC, Vol. 1(2013), p. 95-99 [4] X.
Tan:Building Science Vol. 24(2011), p. 19-22 [10] Z.
Lu:Journal of HV&AC, Vol. 1(2010), p. 89-94 [11] Y.
Guo:Journal of HV&AC, Vol. 33(2003), p. 90-92

Methods and Materials Preparation of Nanofluids.
Journal Of Mechanical Engineering And Sciences. 2017 Dec 1; 11:3087-94
International Journal of Refrigeration. 2017 Feb 1;74:627-43
Experimental Thermal and Fluid Science. 2018 Jan 1;90:132-42
Experimental Thermal and Fluid Science. 2013; 51:103-11

(17) Where: is the material resources index.
Journal of Chongqing Jianzhu University, Vol.29 (2007), p. 112
Journal of Geological Hazards and Environment Preservation, Vol. 7 (1996), p. 1
Journal of Natural Disasters, Vol. 4 (1995), p. 6
Advance in Earth Sciences, Vol. 4 (1999), p. 242.

Materials Science Forum Vols. *** (2004) pp.755-759 online at http://scientific.net Ó 2004 Trans Tech Publications, Switzerland Robust Position Controller Design For Linear Servo Units Used in Noncircular Machining S.T.
Hence, the MPRC as the feedforward controller is introduced in the paper, which need not have to identify the system model accurately and works only based on the frequency response data of the closed system, and the system tracking accuracy Advances in Materials Manufacturing Science and Technology 756 is improved [7].
This principle is illustrated as Eq.9 and Fig.5. 0 50 100 150 200 250 300 -10 -5 0 Frequency[Hz] magnitude[dB] 0 50 100 150 200 250 300 -150 -100 -50 0 Frequency[Hz]Phase[degrees] Fig.4 Measured Frequency Response Data of the Closed Loop System Advances in Materials Manufacturing Science and Technology 758 2 1 (()) 1 1(0)() () (0)() k ki N j N f k k XXk rie NAA p q − −Ω =  =+⋅  Ω  ∑ (9) where rf (i) is the control signal after MPRC , Gclose(z) is the discrete transform function of the cosled loop system.
Hwang: International Journal of Machine Tools & Manufacture Vol. 39 (1999), p. 209 [4] C.J.
Cheng: Chinese Journal of Mechanical Engineering Vol. 37 No.8 (2001), p. 43.

(14) (15) ct, cm and mc are tool materials, coating and material properties.
Acknowledgement The work is supported by National Natural Science Foundation of China (No. 51275168), National Science and Technology Support Program (No. 2012BAF01B07) and Important National Science & Technology Specific Projects (2012ZX04003-051).
[2] Ming CHEN, Gang LIU, Lulu JING, Jingwen ZHONG, Fanghong SUN: International Journal of Computer Applications in Technology.
Jing, Z.G.Hu, X.F.Zhu, Z.W.Li and H.Xu: Key Engineering Materials.
Shuster: International Journal of Refractory metals & hard materials.

Materials and Methods The effects of vulcanization additive in silica filled ENR tyre treads are investigated in this study.
The formulations and materials used are given in Table 1 based on common truck tyre tread compounds formulation.
Raw Materials and Applications.
Journal of Applied Polymer Science, Vol. 78 (2000) 1551–1554 [5] F.
Preparation of Silica-Based Rubber Compounds without the Use of a Silane Coupling Agent through the Use of Epoxidized Natural Rubber, Macromolecular Materials and Engineering, 287 (2002) 348-352

The Inverse Task for Magnetic Force Microscopy Data Konstantin Nefedev1,a, Vitalii Kapitan1,b, Yuriy Shevchenko1,c 1 Far Eastern Federal University, School of Natural Sciences, Department of Theoretical and Experimental Physics, Russia, 690950, Sukhanova str. 8-43 aknefedev@phys.dvgu.ru, bkapitan.vyu@dvfu.ru, cshevchenko.ya@dvfu.ru Keywords: Magnetic force microscopy, magnetic states, inverse task.
Acknowledgement This work was made under financial support of the Ministry of Education and Science, #02.740.11.0549.
Cowburn, Magnetic nanodots for device applications, Journal of Magnetism and Magnetic Materials 252-245 (2002) 505-511
Sievers, Manipulating the dipolar magnetic interactions in FePt square arrays: The role of edge roughness, Journal of Applied Physics 101 (2007) 09F518-09F521
Peretyatko, Parallel algorithm for calculation of the nanodot magnetization, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) 6083 LNCS (2010) 260-267.

Estimation Theory on Cable’s Pretension in Pre-stressed Mega Brace and Steel Frame Structure BaiJian Tang 1, a, Sheng Gu 1,b and Jun Ma 1,c 1 Department of Civil Engineering, Jiangsu University of Science and Technology, Zhenjiang 212003 P.R.China a tangbaijian@163.com, b 514544728@qq.com, c 690006124@qq.com Keywords: pre-stress; steel structure; mega brace; initial pretension Abstract: How to determine cable’s pretension is one of key problems in pre-stressed mega brace and steel frame structure.
Acknowledgements The authors are grateful to the Natural Science Foundation of China (Grant No. 50948035) and Science Foundation of JiangSu Province (Grant No.
Applied Mechanics and Materials, 2011, 94:310~315
International Journal of Solids and Structures, 2007, 44:2773~2782
Journal of Shenyang Jianzhu University, 2010,26(3):480~484(in Chinese) [6] Sheng Gu, Baijian Tang.

Materials Science and Engineering: C26 (2006) 1269-1277
[9] Jiangai He, Yuwei wang: Material attrition and anti-friction material.
Donley: Journal of materials science, 29(1994) 5857-5879
[11] Jiesheng Han, Weimin Liu, Jinju Lv: Journal of Materials Science & Engineering, 111 (2008) 118-120
Hutchings: Wear of Engineering Material.