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Introduction Recently, polymer nanofibres have gained considerable attention as promising materials with many possible areas of application, due to their unique properties such as a high specific surface area, small pore diameters, high surface to weight ratio, and good barrier characteristics against microorganisms.
Experiment Materials.
[7] Veparia, C.; Kaplana D.L.: Silk as a biomaterial, Progress in Polymer Science, Vol. 32 (2007) pp. 991 - 100
;Nouri, M.; Kishb, M.H.: Effects of Some Electrospinning Parameters on Morphology of Natural Silk-Based Nanofibers, Journal of Applied Polymer Science, Vol. 113 (2009) pp. 226 - 234
A.; Ionescu C.; Sandu I.; Tura V.: Electrospun Gelatin NanofibersFunctionalized With Silver Nanoparticles, Journal of optoelectronics and advanced materials, Vol. 10 (2008), pp. 3512- 3516

Because the sintering temperature is lower, the integration of materials will not be predominant at 580°C [11].
Peng: Journal of Shaoyang University (Natural Science), (2004) No.1, pp.11-12.
Sung: Diamond and Related Materials, (1999) No.3, pp.1540-1543
Zhao: Journal of Rare Earths, (2003) No.21, pp.159-161.
Wang: Materials Science and Engineering, (2002) No.9, pp.465-468.

So the material is removed from up to down and from top to bottom.
(the key technical project “New metal materials of high-efficient NC machining in C919 jet” ) which is a Major Science and Technology Project（No.
International Journal of Mechanical Sciences, 1996, 38(3):259-269
International Journal of Machine Tool Design and Research, 1982, 22(1): 7-22
[5] Wu Kai, He Ning, Jiang Chengyu, He Lei, The Application of the FEM Technology on the Deformation Analysis of the Thin-Wall Workpieces Milling in Aerospace Industries [J], JOURNAL OF APPLIED SCIENCES, 2003, 3, 21(1): 68-71

And based on the presented criterion, they designed a linear quadratic Gaussian (LQG) controller to eliminate the vibrations of a satellite antenna reflector by using piezoelectric smart materials.
Aerospace Science and Technology, 2013. 26(1): p. 160-168
Journal of Vibration and Control, 2013. 20(8): p. 1257-1268
Smart Materials and Structures, 2007. 16(3): p. 809-817
Vol. 50. 2012: Springer Science & Business Media.

There is increasing interest in studying materials for concrete which can reduce the infiltration of water and salt solutions and rehabilitate and extend its service life.
[2] Vipulanandan, C., and Issac, M, Coatings and sealers.Chapter 8, High performance construction materials, World Scientific, (2008) p.333
Center for Innovative Grouting Materials and Technology, (2006).University of Houston, Houston
JOURNAL OF MATERIALS IN CIVIL ENGINEERING, (2011) p.1602
Materials and Corrosion 54 (2003) p.369

Modeling of Diffusion with Bessel Functions Ion RIZA 1,a* and Marius Constantin POPESCU 2,b 1 Technical University of Cluj Napoca, Department of Materials Science and Engineering, Romania 2 “Vasile Goldis” Western University of Arad, Department of Computer Science, Romania a ri_jhon@yahoo.com, b mpopescu@uvvg.ro Keywords: equations with partial derivatives, Fick equations, Bessel functions.
Perez, Electrochemistry and corrosion science, Kluwer Academic Publishers, Boston, 2004
Popescu, Study regarding the atmospheric corrosion of iron, Sci-Afric Journal of Scientific Issues Research and Essays, pp.269-273, Vol.2, 2014
Popescu, An Analytical Solution to Heat Equation, Journal of Basic & Applied Sciences, pp.267-270, Vol.10, 2014
Popescu, Corrosion Analysis using Non-linear Parabolic Equation, International Journal of Engineering and Innovative Technology, pp.1-8, Vol.3, June, 2014

Model mesh（Three-dimension） The slope material analysis parameters are shown as Table 1.
The third step, material parameters is reduced.
The material parameters are reduced with the temperature changing.
Journal of Zhejiang University ( Engineering Science), 42(1) (2008, In Chinese), p. 83-87 [4] Cang-qin Jia, Mao-song Huang, Guihe Wang.
Chinese Journal of Rock Mechanics and Engineering, 24(22) (2005, In Chinese), p. 4055-4064

Acknowledgments This work was supported by National Science and Technology Program for Water Pollution Control and Treatment (No. 2009ZX07424-006-003), National Natural Science Foundation of China (No. 50830303, 51178379), Program for Changjiang Scholars and Innovative Research Team in University of MOE of China (No.
IRT0853), Doctoral Fund of Ministry of Education of China(No.20106120120012), Natural Science Fund of Shaanxi Province (No. 2010JM7009), and Science and Technology Research and Development Program of Shaanxi Province (No. 2010K11-02-03) , Foundation of Education Bureau of Shaanxi Province,China (No. 11JK0954).
Environmental Science and Pollution Research, Vol.19, No.5 (2012), pp1432-1442
Liang: Fractionated algal organic materials as precursors of disinfection by-products and mutagens upon chlorination, Journal of Hazardous Materials,Vol. 209(2012), pp.278-284
Chai: Water-Circulating Aerator: Optimizing Structure and Predicting Water Flow Rate and Oxygen Transfer, Journal of Hydraulic Engineering, Vol. 137, No.6(2011), pp.659-667

Experimental Materials Polygonum cuspidatum Sieb.et Zucc (root); PBS (Mn:10×104，Showa Polymer Co., Ltd.); 95% ethanol (AR); beef extract peptone medium; Staphyloccocus aureus Rosenbach; Escherichia coli.
Effect of pH on the absorbance of the natural pigments（λ= 302 nm） pH 1 3 5 7 9 11 13 Absorbance（A） 0.690 0.716 0.728 0.810 0.830 0.856 0.875 Preparation and performance testing of the dyed films Compounded the pigments at different proportions 1.5%, 3.0%, 4.5% with biodegradable materials PBS, the surface morphology of the dyed films were showed in Fig. 1.
Li: Journal of Henan Agricultural Sciences Vol.45 (2010), p. 129-131, in Chinese
Chen, and G.Z.Yang: Journal of South-central University for Nationalities(Natural Science Edition) Vol.25 (2006), p. 40-42, in Chinese
Hang: Journal of Fungal Research Vol.3 (2005), p. 24-26, in Chinese

Polymers belong to most spread organic flammable materials.
Introduction Burning of polymer materials is characterised with a very fast course.
In: Fire Safety Journal.- VOL. 19, Nr.1. 1992. pp. 103-117 [4] Hukseflux Thermal Sensors [online].
Faculty of Materials Science and Technology in Trnava.
Faculty of Materials Science and Technology in Trnava.