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Nano-sized β-tricalcium phosphate (nano-sized β-TCP) was synthesized by dialysis process using Ca(NO3)2·4H2O and (NH4)2HPO4 as starting materials.
Introduction β-tricalcium phosphate(β-TCP) has been proved to be attractive materials for biological applications due to its excellent bioactivity and bioresorbability [1].
Materials and Methods Materials.
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The material extrusion speed of the two materials does not have too much difference.
Highest pressure of PLA and PLA-copper materials is not much different.
F., Melt flow behaviour of poly-e-caprolactone in fused deposition modelling, Journal of Material Science, 19(7), 25410-50, 2008
[5] Han S., Xiao Y., Qi T., Li Z. and Zeng Q., Design and Analysis of Fused Deposition Modeling 3D Printer Nozzle for Color Mixing, Advances in Materials Science and Engineering, 2017(2), pp.1-12, 2017
International Journal of Material Forming, 2019

The parameters of the tunnel portal’s similar material(gypsum) show as Table 1.
Journal of the china railway society 1998, Vol. 18 (1998), p. 101, In Chinese； [2]SONG Shuzhi, KONG Jiming, WANG Chenhua, et al., Wuhan University Journal of Natrue Sciences, Vol. 11 (2006), p. 905, In Chinese; [3] YE Siqiao, CHEN Hongkai1, TANG Hongme.
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Journal of east China institute of technology.

The axle materials showed a significantly lower fatigue crack growth rate than the wheel materials.
The deformation ratio in the wheel materials is relatively small in comparison to the axle materials.
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Sotkivszki, International journal of fatigue, 23, (2001), pp.29-43 [5] H.
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Some experiments are carried out on ST12 materials, and the finite element model is validated comparing with experiments.
The analytical method of analysis is based upon simplifications of process and material behavior.
Acknowledgement The authors are grateful for the financial support provided by the Natural Science Foundation of Hebei Provincial Education Department, China (Grant No.
Y2012035) and by the Natural Science Foundation of Hebei Provincial Technology Department, China (Grant No. 12211014).
Journal of Materials Processing Technology, 2004, 145(5): 109-117 [2] Gardiner FJ.

Wang, Nanostructures of zinc oxide, Materials Today 7 (2004) 26-33
Bulletin of Materials Science, to appear
Advanced Materials Research 667 (2013) 104-109
Zigon, Sub Micrometer and NANO ZnO as Filler in PMMA Materials.
Materials and Technology 3 (2011) 269-274

Science Press. 2010
Studies on the Mechanism of laser induced material breakdown and the formation of plasma.
Nanjing University of Science & Technology. 2009.06
Chinese Journal of Lasers.
Journal of Atomic and Molecular Physics.

Terusan Jenderal Sudirman PO BOX 148, Cimahi, Indonesia 2 Department of Dental Materials Science and Technology, Faculty of Dentistry, Padjadjaran University, Jl.
Materials and Methods Preparation of CO3Ap and Silica-Calcium Phosphate Composite Powder.
The high mechanical strength for cement samples in group 2 and 3 is associated with the high contents of SCPC component in the two materials.
Transformation of Apatite Cement to B-Type Carbonate Apatite Using Different Atmosphere, Key Engineering Materials, (2016), vol. 696, pp. 9-13
Recent Advances in pulp capping materials: An overview, Journal of Clinical and Diagnostic Research, (2014), 8(1), p. 316-321.

Materials and methods 2.1.
Bjune, Progress in serodiagnosis of Mycobacterium tuberculosis infection, Scandinavian Journal of Immunology. 66 (2007) 176-191
Cunningham, Facing the Crisis: Improving the Diagnosis of Tuberculosis in the HIV Era, The Journal of Infectious Diseases. 196 (2007) S15–27
Díaz (Eds.), Microscopy: Science, Technology, Applications and Education, Badajoz: Formatex Research Center, 2010, 1, pp. 614-621
Freitas, Challenges and trends in the development of a magnetoresistive biochip portable platform, Journal of Magnetism and Magnetic Materials. 322 (9–12) (2010) 1655–1663

Through the use of new technologies, new materials and advanced scientific means to solve ecological problems.
The use of high technology and materials, combined with its own characteristics, biological simulation at the technical level.
Surface layer is a layer of transparent material poly vinyl chloride film, embedded in three inflatable cushions.
Huazhong University of Science and Technology Press. (2010), p. 163-168.
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