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Al honeycomb core sandwich composite panels have different core and plate materials.
In this study, Al honeycomb core sandwich composite panels have different core and thin plate materials.
GEP224 glass fiber/epoxy laminated composite materials with a good static and dynamic mechanical properties were selected as plate materials.
Al honeycomb cores, which are most widely used in the industrial fields, were selected as core materials.
R: He behavior of sandwich structures of isotropic and composite materials(1999), p.1-9 [2] Shin K.

No work has been reported on the dissimilar combination of Monel 400 and AISI 304 so far and the choice of filler materials were examined based on the extensive literature survey.
Radhakrishnan, Journal of Materials Science Letters, Vol. 12(1993), p.1783 [6] Richard D.
Karppi Journal of Materials Processing Technology, Volume 59 (1996) [10] Salmenoja K, Academic dissertation, Abo Academi, Turku, Finland (2000), [11] Oakey J E, A.J.
Spiegel, Corrosion Science, Vol. 37 (1995), p. 1023 [13] H.
Ashrafizadeha, Journal of materials processing technology, Vol. 209 (2009), p. 3628 [14] Arivazhagan N, Surendra Singh, Satya Prakash, G.M.Reddy Corrosion Engineering Science and Technology, Vol. 44 (2009), p. 211

Jaegermann: Materials Research Bulletin 46 (2011), p. 194 [5] K.
Rohatgi: Journal of Electronic Materials 23 (1994), p.31 [13] H.
Singh: Journal of Mate- rials Science: Materials in Electronics 8 (1997), p. 151 [14] B.
Natarajan: Solar Energy Materials & Solar Cells Vol. 82 (2004), p. 187 [17] M.A.
Nanoelectronics and Materials 2 (2009), p. 163 [18] S.D.

Materials and Methodology TiO2 nanotubes fabrication.
Webster: Journal of Biomedical Materials Research Part A Vol. 88a (2008), p.561 [3] K.
Bandyopadhyay: Journal of Biomedical Materials Research Part A Vol. 90 (2009), p.225 [4] G.
Jin: Journal of Biomedical Materials Research Part A Vol. 78A (2006), p.97 [9] K.
Jin: Materials Science & Engineering C Vol. 31 (2011), p. 873 [11] J.

Funding This work was supported by 1) Foshan Science and Technology Innovation Project (No. 2020001004662); 2) Guangdong Province Science and Technology  Program (Guangdong, Hong Kong and Macao) (No. 2019A050516001).
Journal of Prosthetic Dentistry. 2020
Dental Materials. 34 (2018) 460-469
MATERIALS SCIENCE AND ENGINEERING: A. 725 (2018) 43–50
Journal of the Mechanical Behavior of Biomedical Materials. 71 (2017) 244-249.

There are some disadvantages of chemical synthesis and microbial fermentation such as it is difficult to obtain materials, difficult to purify, easy to lead into contamination, etc.8-10 Extraction L-theanine from the tea is the most direct, effective and safe process.
Integrating Eqs. (5)-(7), the molar fractions of theanine in the feed, membrane and receiving phase will be expressed as: (8) (9) （10） Where is defined as: (11) (12) Experimental Materials L-theanine was purchased from Xiyashiji Company, in China.
Rajput: JOURNAL OF RARE EARTHS, 2010 28( 1), 1 [4] Ma M, He D S, Liao S H, et al: Analytica Chimica Acta, 2002, 456: 157 [5] I.
[10] GUO LY; LIU Y; JIA XJ, et al. : Journal of Tea Science, 2006, 26(1)：31
H, et al.: Journal of Tea Science, 2007, 27(2)：111 [13] Chen Y., Zhong JH., Tao WY.: AMINO ACIDS & BIOTIC RESOURCES. 1998, 2(10):34 [14] ZHU XL, CHEN B, LUO XB, et al.: Chinese Journal of Chromatography, 2003, 21(4): 400

Precision agriculture technology was considered to be the forefront of agricultural science and technology development in the 21st century, one of the modern agricultural production and management technology with the highest content of science and technology, the strongest integrated comprehensiveness.
References [1] Yu Lifeng, Xiao Xinmei, Lan Haijun, Present status and development tendency of agricultural mechanization at home and abroad, Journal of Hubei Agricultural Mechanization, 2007(5), p.36-37
[3] He Baojun, Enlightenment of Foreign Agricultural Mechanization Development Situation to Our Country, Journal of Commercial Economy, 2012(2), p.13-15 [4] Han Xiuhai,Wang Tao,Hou Guoqiang,Research on the Rice Seedlings and Planting Mechanization Technology, Journal of Agricultural Mechanization Research, Vol.31(11), 2009,p.250-252
[5] Yang Hongwei, Research and Application of Intelligent Consultation and Diagnosis Platform with Intelligent Materials for Rice Pests and Diseases, Advanced Materials Research,V644, P.8-11, 2013, Advanced Research on Intelligent System and Mechanical Engineering
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Materials and Experiment The chemical composition of 3003 Al-Mn alloy is shown in tab.1(mass fraction).
Ovchinnikov: Metal Science and Heat Treatment, Vol. 50 (2008).P. 120
Geandier: Journal of Alloys and Compounds Vol 400 (2005), P. 116
Li, Zhou J, Duszczyk J: Journal of Materials Processing Technology Vol 3 (2006), P. 372
Sub: European Journal of Mechanics A/Solids Vol 30 (2011), P. 54.

The absorption properties of the eosin dye to the nano materials TiO2 were examined.
[5] Li Y, Guo M, et al: International Journal of Hydrogen Energy Vol. 34 (2009), p. 5629
[6] Jin ZL, Zhang XJ, Lu GX, et al: Journal of Molecular Catalysis A: Chemical Vol. 259 (2006), p. 275
[7] Meng N, Leung MKH, Leung DYC, et al: Solar Energy Materials and Solar Cells Vol. 90 (2006), p. 2000
[12] Liang HR, Guo LJ: Advanced Materials Research Vol. 512 (2012), p. 1426.

Materials and methods Materials.
The study of mechanical properties is of primary importance for determining the performance of materials, especially that of film materials.
Photographs of the bone marrow mesenchymal stem cell cultured on the various materials were shown in Fig. 6.
Journal of Applied Polymer Science. 76 (2000)509–515
Journal of Applied Polymer Science. 93 (2004)2775–2780