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Composite materials are widely used in large-scale structures of aircraft, such as the center wing box, wing ribs, fuselage skin and so on.
Health and damage simulation signals of composite materials plate were shown in Figure 6(a)-(c).
Piezoelectric-based in-situ damage detection of composite materials for structural health monitoring systems.
Smart materials and stuctrures,2010,19(11):1-10 [4] Yoji Okabe, Keiji Fujibayashi, mamoru shimazaki.
Ultrasonic in solid[M].Beijing: Science Press,2004.

Introduction Polypropylene is an excellent performance engineering material which is widely used.
Polymer Materials Science and Engineering (in Chinese), Vol.25, No.9, pp135-137, 2009 [2]Thomason J.L.
Applied Mechanics and Materials, Vol.44, pp1029-1033, 2011 [6]Cardozo D.Journal of Reinforced Plastics and Composites, Vol.27, No.18, pp1963-1974, 2008, [7]Advani S.G., Tucker C.L.Journal of Rheology, Vol.31, No.8, pp751-784, 1987 [8]Bernasconi A., Cosmi F., Dreossi D.
Composites Science and Technology, Vol. 68, pp2574–2581, 2008 [9]Kech A., Vincent M.
International Journal of Material Forming, Vol.1, Sup.1, pp747-750, 2008

This phenomenon is more prominent for the stainless steel materials.
Experimental material and procedure Workpiece material.
The material used in all experiments was 1Cr11Ni2W2MoV stainless steel which was commonly used in the manufacturing of aircraft blade.
Luo, Characterization of the forgeability of 1Cr11Ni2W2MoV steel using processing map, Materials Science and Engineering A, 527(2010)6505-6510
[6] J D Thiele, S N Melkote, R A Peascoe, Effect of cuttingedge geometry and workpiece hardness on surface residual stress in finish hard turning of AISI 52100 steel, ASME Journal of Manufacturing Science and Engineering, 122(2000)642-649

Coarse sand, fine sand and loam are the underlying materials.
For different underlying materials, B increases with the increment of particle size.
Zheng, LI Bing, et al: Journal of environmental sciences.
Yaron: Journal of Contaminant Hydrology.
Li: Environmental Science.

Materials and methods Materials and reagent All the chemicals used were of analytical grade and mainly purchased from Sinopharm Chemical Reagent Co., Ltd, China, unless otherwise mentioned.
Vanvliet, T., Colloid and Polymer Science Vol.266(6)(1988): p. 518-524
O'Kennedy, Journal of Food Science Vol.63(1)(1998): p. 108-112
Qvist, International Dairy Journal Vol.8(8)(1998): p. 715-723
Grün, Journal of Food Science Vol.68(1)(2003): p. 275-280

Cox, Journal of Nuclear Materials vol. 336, pp.331-368 (2005) [2] J.P.
Lallemant, Journal of Nuclear Materials vol. 280, pp.318-330 (2000) [5] C.
David, Journal of Nuclear Materials vol. 37, pp.71-81 (1970) [6] C.
Kawasaki, Journal of Nuclear Materials vol. 140, pp. 32-43 (1986) [10] P.
Lehtinen, Journal of Nuclear Materials vol. 217, pp.243-249 (1994) [14] M.

Therefore, if making mixing frequency process of the two frequencies among the resonators, and output in difference frequency form, because of the same quartz crystal plate has same characteristics, the interference caused by material factors and production process can be eliminated.
Acknowledgment This work was supported by National Natural Science Foundation of China (61072004，60968001), Beijing Natural Science Foundation (4082011，4122030), Scientific Research Key Program of Beijing Municipal Commission of Education (KZ201110772040) ， Foundation of PHR (IHLB) (PHR2009061 32)，Key Laboratory of Modern Measurement & Control Technology(Beijing Information Science & Technology University),Ministry of Education.
Journal of Transducer Technology,2003,Vol. 22, No. 11, p. 63-65
Journal of Tsinghua University (Sci & Tech), 1998, Vol.38,No.8,p.35-38
Journal of Piezoelectrics & Acoustooptics, 2006,Vol.28,No.2,p.150- 152

The second expert meeting is to confirm the reliability and validity of the wind energy materials outline questionnaire consideration of wind energy content of materials, and wind energy textbook quiz exam.
Corresponding Author Ching-Shang Cheng Department of Chemical and Materials Engineering, LungHwa University of Science and Technology.
Faherty, Journal of Education for Social Work, 15(1), (1979), p.12-19
James, Journal of Marketing, vol. 41, no. 1 (1977), pp. 77-79 [18] M.
Chen, Applied Mechanics and Materials Vols. 284-287 (2012), p. 3580-3585

Acid Yellow 23 by ZnO photocatalyst, Journal of Hazardous Materials. 133. 1 (2006) 226-232
Privitera, et al, ZnO for application in photocatalysis: from thin films to nanostructures, Materials Science in Semiconductor Processing. 69 (2017)
Li, Preparation process and characterization of nanometer zinc oxide, New Chemical Materials. 33. 2 (2005) 18-21
Narita, et al, Mechanical properties and microstructure of zinc oxide varistor ceramics, Materials Science Forum. 6 (2006) 530-531
Srivastava, Effect of dopants on ZnO mediated photocatalysis of dye bearing wastewater: a review, Materials Science Forum. 757 (2013) 165-174

In this study, the cheap and easily available material of coal cinder is selected to add to bottom water of the solar pond.
Experiment and temperature prediction In order to investigate the effect of the different adding materials, three different adding materials: coal cinder, pebble, and porous pebble were used in this section.
Acknowledgments We acknowledge the support provided by the National Natural Science Foundation of China of Wence Sun under the grant number 50676016 and also Henan Education Department Natural Science Foundation of Henan Province of Hua Wang with number of 2010B470008.
Joyce: International Journal of Heat & Mass Transfer,Vol.40 (18)(1997), pp.4379-4391
[7] Ridha Ben Mansour, Cong Tam Nguyen and Nicolas Galanis: International Journal of Thermal Sciences, Vol.43 (2004), pp.779-790