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With the advent of high-strength steel and the production of high-strength concrete using conventional materials with careful quality control, square CFT columns with slender sections are both technically and economically feasible.
Liu: Journal of Constructional Steel Research Vol.61 (2005), p.902 [2] B.
Uy: Journal of Structural Engineering-ASCE 126(2000), p.341 [3] K.
Zhao:.Journal of Constructional Steel Research 61(2005), p.1241 [5] T.V.
Usami: Journal of Structural Engineering-ASCE 118(1992), p.3036 [7] S.P.

Kim: International Journal of Mechanical Sciences Vol. 45 (2003), p. 1717
Kim: International Journal of Mechanical Sciences, accepted
Alexandrov: Progress in Materials Science Vol. 45 (2000), p. 103
Hodgson: Materials Science Forum Vol. 426-432 (2003), p. 2777
Hodgson: Materials Science and Engineering Vol.

The constitutive relationship of concrete and steel material can be used to the multi-linear kinematic hardening of material.
Izurui: Journal of Zhejiang University-Science, Vol.5 (2) (2011), p. 327-34
Tokuji: Journal of the Faculty of Science, Vol.3 (3) (1970), p. 129-95
Ou: Journal of Earthquake Engineer and Engineering Vibration, Vol.13 (3) (1993), p. 28-35.
Ang: Journal of Structural Engineering, Vol.111 (2) (1985), p.722-41.

Effect of Al Additions on Corrosion Performance of Sn-9Zn Solder in Acidic Solution NORDARINA Jumali1,a, MOHD Hafiz Zainol1,b, Ahmad Azmin Mohamad2,c and Muhammad Firdaus Mohd Nazeri1,d,* 1Centre of Excellent Geopolymer & Green Technology (CEGeoGTech), School of Materials Engineering, Universiti Malaysia Perlis, 02600 Jejawi, Arau, Perlis, Malaysia 2School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia, 14300 Nibong Tebal, Penang, Malaysia anordarina@yahoo.com, bhafizzainol@unimap.edu.my, caam@usm.my, dfirdausnazeri@unimap.edu.my Keywords: Corrosion, Potentiodynamic Polarization, Sn-9Zn, Sn-9(5Al-Zn), Microstructure.
Additions and blending of new materials with Sn-Zn based solders may increase the chance and prospect of Sn-Zn based solder to replace Sn-Pb based solders.
Suganuma, Ti addition to enhance corrosion resistance of Sn–Zn solder alloy by tailoring microstructure, Journal of Alloys and Compounds, 644 (2015) 113-118
Mohamad, Corrosion resistance of ternary Sn-9Zn-xIn solder joint in alkaline solution, Journal of Alloys and Compounds, 661 (2016) 516-525
Suganuma, The role of Zn precipitates and Cl− anions in pitting corrosion of Sn–Zn solder alloys, Corrosion Science, 92 (2015) 263-271.

Control-Structure Integrated Design of Flexible Spacecraft Using MOEA/D Zhiwei Feng1, a, Qingbin Zhang1,b , Qiangang Tang1,c 1 Department of Aerospace Science and Engineering, College of Aerospace Science and Engineering, National University of Defense Technology, Changsha, China afengzhw@nudt.edu.cn , bqingbinzhang@sina.com.cn, ckdtqg@sina.com Keywords: Multiobjective Optimization, Control-structure Design, Multibody Dynamics Abstract.
The goal of the structural design is to choose the materials and a configuration that would minimize its mass based on a knowledge of mission requirements and the launch loads.
The Young's modulus of material is , the density is , then the mass of the ith segment is .
Malek, Control-Structure Integrated Design, AIAA Journal. 30(1992): 2124-2131
Shim, Gradient-Based Combined Strucural and Control Optimization, Journal of Guidance, Control, and Dynamics. 10(1987): 291-298

Under the effect of the temperature distribution, the material properties of the rotor system change with the temperature distribution [2,3].
[2] Pan Liu-xian, Jiao Shan-qing, Du Xiao-yong, Journal of Natural Science of Hunan Normal University, Vol. 23 (2000) 47-51
Chiang, Chih-Neng Hsu, Shun-Hsu Tu, Journal of Propulsion and Power, Vol. 20 (2004) 1096-1104
Provenza, et al, Journal of Sound and Vibration, Vol. 31 (2008) 147-163 [8] J.
Rao, International Conference on Aerospace Science and Technology, 6 (2008) [9] Hsiao-Wei D.

(1) Parameters of materials of Φ18×64 size round link chain The common materials of round link chain on mining is 23MnNiCrMo, material density is 7.86×10-6kg/mm3; its Young's modulus is 2.16×1011Pa, shear modulus is 5.6×105Pa; Poisson's ratio is 0.33; yield limit is 9.2×105Pa
The unit type SOLID164 was selected, as the models of structure and materials of three round link chains are identical.
Journal Of China Coal Society.
Journal Of Wuyi University(Natural Science Edition).
Journal of Vibration and Shock.

Methods and Materials Studying the redox properties of various organic compounds can provide information on the mechanisms of their chemical reactions.
Voltammetric waves were recorded on a BioLogic Science Instruments SP-50 unit.
New materials, new technologies, ELECTRONICS: Science, Technology, Business: magazine. 6 (2012) 50-56
Forrest, Nearly 100% internal phosphorescence efficiency in an organic light-emitting device (English), Journal of Applied Physics: journal, Vol 90 10 (2001) 5048
Optoelectronics and Advanced Materials.

Tsai et al. reported a semi-empirical model of surface roughness for various materials based on pertinent process parameters in EDM [3].
Aspinwall: International Journal of Machine Tools & Manufacture, Vol. 43 (2003), pp. 121-128
Wang: International Journal of Machine Tools & Manufacture, Vol. 41 (2001), pp. 1455-1477
Pandey: Journal of Materials Processing Technology, Vol. 149 (2004), pp. 272-277
Pandey: International Journal of Machine Tools & Manufacture, Vol. 39 (1999), pp. 165-186

The paper is envisioned to make some contributions to sustainability science and engineering.
But the Chinese indicator could calculate the material and energy metabolism by the Emergy analysis method.
[7] Shu-Li Huang, Wan-Lin Hsu, Materials flow analysis and emergy evaluation of Taipei’s urban construction，Landscape and Urban Planning，63 (2)( H2003)： 61~74
[9] Weiwei Song Nianfeng Liu Hongyu Xie, Study on Ecological Impact of a Project by Total Ecological Footprint, Journal of Huazhong University of Science and Technology(Urban Science Edition),Vol.22 No.1( H2005)：146~150, In Chinese
Journal of Urban Planning and Development, Vol.131, No.1( H2005), p. 39-49