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Which integrated with computer, CAD/CAM, laser, NC, and material technologies, has higher flexibility.
Science 1998, the 1st PRT machine has been made, RPT has had been used in new product developing and rapid mould manufacturing.
Since different RPT using different material and energy forms, each one of the RPTs has its own adaptation area.
Yang: Science and Technology of Western China, Vol. 16(2010), pp.10-11.
(In Chinese) [3] Santos E C, Shiomi M and Osakada K: International Journal of Machine Tools and Manufacture, Vol. 46(2006) pp.1459-1468.

The functionalization of CNTs has also resulted in various nanocomposite materials with many new properties [9-12].
On the other hand, a specific migration limit for BPA from food contact plastic materials of 600 ng g−1 was set by the EU Commission in 2004 [20].
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (Grant numbers: 20705020 for N.
Burghard, Science 284 (1999) 1508-1511
[20] Commission Directive 2004/19/EC, of 1March 2004, relating to plastic materials and articles intended to come into contact with foodstuffs (Official Journal of the European Communities L718)

Influence of Scandium on Microstructures and Mechanical Properties of Al-Zn-Mg-Cu-Zr Alloys Xiao-yuan Dai1,2,a , Chang-qing Xia 1,b, An-ru Wu 1,c, Xiao-min Peng 1,d 1 College of Materials Science and Engineering, Central South University, Changsha 410083, China; 2 College of Materials Science and Engineering, Changsha University of Science and Technology, Chiling Road, Changsha 410076, Hunan, China a dxy0124@126.com, b xia_gro@csu.ed.cn, c war891230@163.com, d xiaomin_0728@yahoo.com.cn Key words: Al-Zn-Mg-Cu-Zr alloys, Sc alloying, tensile properties Abstract: The effect of minor scandium addition on the microstructures and mechanical properties of Al-Zn-Mg-Cu-Zr alloys has been studied.
Materials Characterization, Vol.47(2001), p.157 [2]YIN Zhi-mim, PAN Qing-lin, ZHANG Yong-hong.
Journal of Alloys and Compounds, Vol.367(2004), p.10 [7]Kun Yu, Wenxian Li, Songrui Li, et al.

Prediction of Hardness in Drawn Copper Wire by Effective Strain from Finite Element Simulation Chao-Cheng Chang1,a, Yen-Ta Hsieh1,b, Chun-Hsuan Kao1,c, Shun-Yu Shao2,d, and Chia-Hao Hsu2,e 1Department of Mold and Die Engineering, National Kaohsiung University of Science and Technology, 415 Chien-Kung Road, Kaohsiung 80778, Taiwan 2Metal Forming Technology Section, Metal Processing R&D Department, Metal Industries Research & Development Centre, 1001 Kaonan Highway, Kaohsiung 81160, Taiwan accchang@nkust.edu.tw, b1105316135@gm.kuas.edu.tw, czxc2838@gmail.com, dshuenyu@mail.mirdc.org.tw, egita00815@mail.mirdc.org.tw Keywords: Wire drawing, Hardness, Finite element simulation Abstract.
The wires and dies were considered as elastic-plastic and rigid materials, respectively, in axisymmetric models for all passes of the drawing process.
Acknowledgements The authors gratefully acknowledge the financial support from the Ministry of Science and Technology (Grant No.
Zhang: Effect of Stress Profile on Microstructure Evolution of Cold-Drawn Commercially Pure Aluminum Wire Analyzed by Finite Element Simulation, Journal of Materials Science & Technology, Vol. 34, 7 (2018), p. 1214
Gleiter: Deformation of Nanocrystalline Materials by Molecular-Dynamics Simulation: Relationship to Experiments?

La Via, "4H-SiC Defects Evolution by Thermal Processes", Materials Science Forum, Vol. 897, pp. 181-184, 2017 ,[] E.
La Via, "Ion Implantation Defects in 4H-SiC DIMOSFET", Materials Science Forum, Vol. 858, pp. 418-421, 2016 ].
For process steps involving new material deposition, then, the impact of the transparency is lesser, enabling the user to select other wavelengths of the inspector to maximize contrast of the defect of interest.
Kimoto, Material science and device physics in SiC technology for high-voltage power devices, Japanese Journal of Applied Physics 54, 040103 (2015) ]).

Apart from building structure type, there are other factors that influent structure capacity, for instance, strength of main structure materials, crack situations of components, various bending, twist deformation and integral structure displacement.
Therefore, the influential factors are: surface cracks, main materials strength, structure types, deformation and displacement
Beijing: Science Press. 2008.
Journal of Xi’an University of Arch.
(Natural Science Edition) [J], 2007, 39(6):824-825.

The demand of the dental implant materials is always very high and the processing technology is also quite complex and extremely accurate.
The commonly used material of ITI implant system is pure titanium or titanium alloys, such materials have a good corrosion resistance and anti-oxidation performance, which is strong and close to the bone.
The International journal of oral & maxillofacial implants 1986;1:11-25
RNew challenges in biomaterials Science 1994; 263:1715-20 [3] Gahyva SM, Siqueira JF Jr.
Direct genotoxicity and mutagenicity of endodontic substances and materials as evaluated by two prokaryotic test systems.

According to 10-grade criterion for the corrosion resistance of metal material, corrosion-resistant grade of the truss is 5.
Material parameter of the common steel is selected: yield strength is 235 MPa and tangent modulus is 6.18GPa.
Acknowledgment This research is supported by National Natural Science Foundation of China (No. 50978178).
[4] Zhenyao Wang; Yiping Zheng; Guocai Yu; Wenqing Li: Corrsion Science and Protection Technology, 1999, Vol. 11(5): 306-308 (in Chinese)
[5] Wentai Hou, Jingdun Yu, Caifeng Liang: Corrsion Science and Protection Technology, 1994, Vol. 6(2):137-142(in Chinese).

The material properties of each member are listed in Table.1.
Material properties of each member Parameter Variable Value Elastic Modulus (N/m2) E 2.0e11 Shear Modulus (N/m2) G 7.69e10 Weight per unit length(kg/m) R 7.85e3 Cross sectional area (m2) A 1.38e-4 Moment of Inertia(kg/m) I 3.556e-9 Figure 1．53 DOFs planar truss model Table 2 Updating Procedure Iter.
Acknowledgement The work was sponsored by the National Natural Science Foundation of China (No.50808125) and Shanghai Science and Technology Development Funds (No.08QA14054), Shanghai Normal University Science Research Program, China (DXL901) and Innovation Program of Shanghai Municipal Education Commission(No.09YZ172).
SIAM Journal Applied Math., Vol.11(1963): 431-441.

l The extraction process of condiment Select anise and other materials→weight 0.12g, 0.08g, 0.14g respectively→cleanout→digest in 420 ml water (85 ˚C, 10 minutes) →use filter cloth to deal with extract l The allocation of different ingredient l At room temperature, intermingle extraction with oyster sauce by some proportion.
Experimental research on popular science, [2] Jin Kong.
Food Science and Technology, (2010), (3)
Journal of Anhui Agricultural Sciences June (2010)