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The process of second scratch includes removing materials partial rupturing from workpiece, materials of workpiece surface and pushing and pressing chips.
It indicates fewer materials are broken during second scratch, while peak value improves for increasing of depth of cut and cutting area
Acknowledgements This study was supported by National Nature Science Foundation of China (No.50365002) and Science Foundations of Guangxi Province in China (No.0832003 and No.0339012).
Tönshoff: Advances in Ultra.hard Materials Application Technology, Vol. 1 (1982), pp.36-49 [5] C.Y.
Clausen: International Journal of Machine Tools & Manufacture, Vol. 42 (2002), pp 1045-1054

An important direction in modern materials science is represented by the development of new generation polymer composite materials with various functional properties.
Mrazova, Advanced composite materials of the future in aerospace industry.
A method of obtaining finished glass fibers and composite materials based on them.
Kim, Performance improvement of glass fiber-poly(phenylene sulfide) composite, Journal of Applied Polymer Science. 60 (1996) Р. 2297–2306
Yang, Effects of the Coupling Agent on the Mechanical Properties of Long Glass Fiber Reinforced Polyphenylene Sulfide Composites, Materials Science Forum. 815 (2015) 509–514

Pershin et al., Synthesis of Al-Zr Alloys Via ZrO2 Aluminum-Thermal Reduction in KF-AlF3-Based Melts, Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science. 48.4 (2017) 1962-1969
Levashov et al., Self-propagating high-temperature synthesis of advanced materials and coatings, International materials reviews. 62.4 (2017) 203-239
[17] Su, Wei, et al., Preparation and sintering of WC–Co composite powders for coarse grained WC–8Co hardmetals, International Journal of Refractory Metals and Hard Materials. 45 (2014) 80-85
[18] Liu, Wenbin et al., Preparation of ultrafine WC–Co composite powder by in situ reduction and carbonization reactions, International Journal of Refractory Metals and Hard Materials. 27.1 (2009) 115-120
Solovev, The Study of Cement Concrete with Improved Properties Based on the Use of Astivated Silica Fume, Materials Science Forum, Vol. 992, (2020) 228-232.

Huh 3, c 1 Centre for Advanced Materials Technology, School of Aerospace, Mechanical and Mechatronic Engineering, University of Sydney, NSW 2006, Australia 2 School of Civil & Environmental Engineering, University of New South Wales, NSW 2052, Australia 3 Dept. of Mechanical Eng., Korea Advanced Institute of Science and Technology, Science Town, Daejeon 305-701, Korea a Chunhui.Yang@aeromech.usyd.edu.au, bsarahyxzhang@unsw.edu.au, chhuh@kaist.ac.kr Keywords: Bi-material crack, Plane elasticity, Hybrid finite element method, Stress intensity factors.
Considering the different shear modulus ratio 12µ µ between two materials, the normalized mixed mode SIFs are given in Table 2.
Zhu: International Journal of Fracture Vol. 73 (1995), p. 1
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Sih: Journal of Applied Mechanics Vol. 32 (1965), P. 418

Another approach is the subsequent local heat treatment of workpieces made of homogeneous materials.
Another way is the manufacturing of gradient materials by thermo-mechanical forming processes.
Was, The relationship between hardness and yield stress in irradiated austenitic and ferritic steels, Journal of Nuclear Materials. 336 (2005) 2-3, 267-278 [12] D.
M´Saoubi, Hardness-based flow stress for numerical simulation of hard machining AISI H13 tool steel, Journal of Materials Processing Technology. 199 (2008) 1, 64-73 [13] D.
Shivpuri, Hardness-based flow stress and fracture models for numerical simulation of hard machining AISI 52100 bearing steel, Materials Science and Engineering A. 374 (2004) 1-2, 90-100

Synthesis of Novel Separation Materials Based on Molecular Imprinting Technology Shu-juan Xiao1,a, Shou-wu Yu2,b, Hong-xia Li3,c 1Qinggong College, Hebei United University, Tangshan 063009, Hebei, China 2Hebei Provincial Key Laboratory of Inorganic Nonmetallic Materials; College of Materials Science and Engineering, Hebei United University; Tangshan 063009, Hebei, China 3College of Chemical Engineering, Hebei United University, Tangshan 063009, Hebei, China a107952008@qq.com, byushouwu@heuu.edu.cn, clhx2453@126.com Keywords: molecular imprinting technology(MIT), molecular imprinted polymers(MIPs), Luteolin Abstract: Molecular imprinting technology is a kind of new-emerging polymerizing technology, which produces molecule recognition materials with high selectivity an affinity.
It is a new field which originates from multiple disciplines such as macromolecule science, material science, biology and chemical engineering.
In this thesis, using acrylic amide as functional monomers, ethylene glycol dimethacrylate as crossing reagent, prepare the Luteolin molecular imprinted polymers which is the materials of solid-phase extraction.
Fig. 1 Structural formula of luteolin Experimental Materials.
Journal of Guangdong chemical, 2011, 38（11）：78-79

Theory In MPM, a material is discretized into a collection of np material points [1,2].
Thanks to the high pressure, materials show fluid characteristic.
Material burst happened on the interface.
Acknowledgment The support of the National Natural Science Foundation of China (No.10772055) is acknowledged.
Brian, Vander Heyden, Xia Ma: Journal of computational physics Vol. 227(2008), p. 3159 [3] Sulsky D, Chen Z, Schreyer H L: Computer Methods in Applied Mechanics and Engineering Vol. 118(1994),p. 179 [4] Keh-Ming Shyue: Journal of Computational Physics Vol. 171 (2001), p. 678 [5] Piekutowski A J: International Journal of Impact Engineering Vol. 26 (2001), p. 613.

Study on Magnetic Materials with Numerical Calculation of Geoelectromagnetic Field in Middle-Low Latitude Region 1,2Wu Wei-Li 1.
We can make some comments from the study about it that auroral electrojet center moves to low-latitude area during violent geomagnetic disturbance of magnetic materials[8].
Conclusions Paper presents the mechanism that electric and magnetic fields at the earth as a magnetic materials surface generate and vary under the effect of the space weather storm.
Numerical simulation of ionosphere effect during geomagnetic storms above the low latitude(in Chinese), Chinese Journal of radio science, Vol25.No.5 (2010):823-827 [11] Simon G.Shepherd, Fridon Shubitidze.
Journal of Atmospheric and Solar-Terrestrial Physics ,62(2000), 1311.

The materials hydrolyze to generate oligomers or monosaccharide [22].
Zhao: Pretreatment of Cellulosic Materials, Bio-industrial Technology, Vol1, (2008), p.66-71 [6] Z.X.
Zhang: Plasma surface modification of materials, Modern Physics, Vol.6, (2006), p.37-40 [20] H.W.
Zhou: Effects of Different Pretreatment on Surface Characteristics of Rice Straw Fiber, Journal of Cellulose Science and Technology, Vol.15, (2007), p.9-13 [23] W.
Muller: Enzymatic Modification of Wood Fibers for Activating Their Ability of Self-bonding, International Journal of Materials and Product Technology, Vol.36, (2009), p.189-199

Research of Brittle Shear Failure Strength of Rock Materials Yuan Li1,a, Zhen Li1,b *,Tiejun Xu2,c 1University of Science and Technology Beijing, Beijing 100083, China; 2Sinotech Minerals Exploration Co.
International Journal of Rock Mechanics and Mining Sciences, 2008, 45: 316-328 [6] C.D.
International Journal of Rock Mechanics and Mining Sciences, 2009, 46(2009): 219-228 [7] C.D.
International Journal of Rock Mechanic and Mining Sciences. 2010, 47:723-738 [9] X.G.
International Journal of rock mechanics and mining sciences, 2004, 41:833-847