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Study of the Freeze-Thaw Damage Constitutive Model of Concrete Based On WEIBULL’S Strength Theory GUAN Xiaoa , NIU Di-tao , WANG Jia-binb , WANG Yan (School of Civil Engineering, xi’an university of architecture and technology, Xi’an 710055, China) aEmail: 86484869@qq.com, bEmail: 244896578@qq.com Keywords: microscopic statistical mechanics; parallel bar system; Weibull’s strength theory; damage constitutive model; freeze-thaw cycles Abstract: Statistical methods was combined with micromechanics.
Journal of Tongji University, 2001, 29(10): 1135―1141
International Journal of Solids Structure, 1982, 18(7): 551―562
Jouranl of the Chinese Ceramic Society. 2001, 29(6): 523-529
Journal of Materials Science, 1985, 20: 3778―3782

Experimental study on precision milling of high volume fraction SiCP/Al composites with PCD end mills WU Qi1, a, LI Liang1, b, BIAN Rong1, c, SHI Zhenyu2, d and HE Ning1,e 1College of Mechanical & Electrical Engineering, Nanjing University of Aero. & Astro., China 2School of Mechanical Engineering, Shandong University, China aalen@nuaa.edu.cn, bliliang@nuaa.edu.cn, cbianrong@nuaa.edu.cn, dzhenyushi@qq.com, edrnhe@nuaa.edu.cn Keywords: Milling; SiCP/Al; Surface roughness; Tool wear Abstract.
However, the final conversion of these composites into engineering products is always associated with machining, either by turning or by milling.
Occhionero et al: Proceedings for International Conference on High Density Packaging and MCM's, (1999)
Xiong et al: The Chinese Journal of Nonferrous metal, Vol. 16 No. 11 (2006), p.1913 [3] R.
Bhattacharayya: Journal of Materials Processiing Technology, Vol.140 (2003), p.711

Introduction In recent years, textile composite are widely utilized as structural components in the area of aerospace, civil engineering, protective armour and automotive applications.
Salleh, "Modeling Plain Woven Composite Model with Isotropic Behavior," in Proceedings of the International Colloquium in Textile Engineering, Fashion, Apparel and Design 2014 (ICTEFAD 2014), 2014, p. 19
Mishra, "3D weaving," Indian Journal of FIbre & Textile Research, vol. 33, pp. 274-287, 2008
Stig, "An Introduction to the Mechanics of 3D-Woven Fibre Reinforced Composites," Licentiate Thesis, Department of Aeronautical and Vehicle Engineering, School of Engineering Sciences, Kungliga Tekniska högskolan (KTH), Stockholm, Sweden, 2009
Wahit, "The Effect of Fabric Weave on Tensile Strength of Woven Kenaf Reinforced Unsaturated Polyester Composite," International Colloquium on Textile Engineering, Fashion, Apparel & Design 2014, 2014

Strength, ASR and chloride penetration of mortar with granite waste powder MATOS Ana M.1,a, RAMOS Telma2, b and SOUSA-COUTINHO J.3,c 1 Researcher at LEMC, Department of Civil Engineering, Faculty of Engineering of University of Porto, Portugal 2 Researcher at LABEST, Department of Civil Engineering, Faculty of Engineering of University of Porto, Portugal 3 Associated Professor, Researcher at LABEST, Department of Civil Engineering, Faculty of Engineering of University of Porto, Portugal aanamatos@fe.up.pt, btelmajr@fe.up.pt, cjcouti@fe.up.pt Keywords: Granite waste, supplementary cementing materials, mortar, durability, sustainability.
Indian Journal of Science and Technology.
ARPN Journal of Engineering and Applied Sciences.
[12] National Institute of Engineering Technology and Innovation, I.P: http://rop.ineti.pt/rop/FormProduto.php?
United States: ASTM International; 2011

The current range materials include paper, nylon, wax, resins, metals and ceramics.
Applications can be grouped into design engineering, analysis and planning and tooling and manufacturing.
Journal of Machining and Machinability of Materials, Vol. 5, No. 4, 2009, p. 383-400, ISSN 1748-5711
In: Proceedings of 15th International Conference on Intelligent Engineering Systems INES, Poprad, 2011, p. 77-80, ISBN 978-1-4244-8955-8
INES 2012 - IEEE 16th International Conference on Intelligent Engineering Systems, Proceedings, art. no. 6249805, 2012, pp. 73-76

Freiman Catalysts in Oil Refining, Business Journal NEFTEGAZ.RU. 9 (2017) 40-44
Likholobov, Synthesis of Pd/C Catalysts: Approaches to Regulating the Structure of Active Sites to Achieve High Selectivity in the Hydrogenation of Organic Compounds , Russian Chemical Journal. 62(1-2) (2018) 141-159
Obukhov, Studying the Activity of Palladium Catalysts on Ceramic Carriers with Rare Earth Oxide (REO) Additives. , Advances in Chemistry and Chemical Technology. 31(5) (2017) 186
Svintsitskiy, Highly Dispersed Palladium on Carbon Nanofibers for Hydrogenation of Nitrocompounds to Amine, Eurasian Chemico-Technological Journal. 17(2) (2015) 101-103
Kurunina, Hydrogenation of Aromatic Nitro Compounds over the 1 % PT Catalysts Containing Oxides of Rare Earth Elements (REEs) in Coll.: 21st International Congress of Chemical and Process Engineering, CHISA 2014 and 17th Conference on Process Integration, Modelling and Optimisation for Energy Saving and Pollution Reduction, PRES 2014 21. (2014) 236-239

Silver-supporting Diatomite Preparation and Antibacterial Performance Test Fene Hua, Zhijuan Wangb, Junli Lic College of Chemical & Chemical Engineering, Qujing Normal University, Qujing 655011, P.
Peritoneal Dialysis International, 2003, 23(4): 368-374
Journal of Molecular Catalysis A: Chemical, 2008, 281(1-2): 192-199
Journal of Non-Crystalline Solids, 2008, 354(12-13): 1314-1317
World Journal of Microbiology & Biotechnology, 2002, 18(2): 133-139

Hydroxyapatite (Ca10 (PO4) 6 (OH) 2, HAp), the main inorganic composition in nature bone, is widely used as coating ceramic for orthopedic and dental applications, for its excellent biocompatibility and strong bonding with natural bones [3].
Materials Science and Engineering: R: Reports. 2004;47:49-121
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Journal of materials science Materials in medicine. 2008;19:2281-6

The porosity parameter has a significant influence on the strength and performance of materials and therefore the estimation of porosity is of interest across several fields like biomedical engineering, materials engineering and civil engineering [2-5].
Rice, “The porosity dependence of physical properties of materials: a summary review, Key Engineering Materials, v 115, 1996, pp. 1-20 [3] K.
Hing, “Biocermaic bone graft substitutes: influence of porosity and chemistry, International Journal of Applied Ceramic Technology, v 2, n 3, 2005, pp. 184 – 199 [4] Z.
Pina, “Porosity measurement method by X-ray computed tomography”, Key Engineering Materials, v 409, 2009, pp. 402-405 [8] H.
Hernandez-Escobedo, “Porosity estimation method by X-ray computed tomography”, Journal of Petroleum Science and Engineering, 47 (3-4), 2005, pp. 209-217 [9] S.

Rare-earth elements have traditionally been applied in a variety of domains and products, including catalysts, ceramics, communications, electronics, lighting, phosphors, and polishing powders [1].
Since the 1970s, Chinese Academy of Sciences, Peking University Professor Xu Guangxian proposed the earth cascade theory with the international advanced level.
[7] Zhang Liqing, Wang Zhichang, Rare Earth Extraction and Separation from Bastnaesite−Monazite Mixed Concentrate by Chemical Vapor Transport [J], The Chinese Journal of Process Engineering, 2005
[10] Jiang Wen, He Dexiang, Exhaust-gas Purification in the Rare Earth Smelting Process, Engineering and Technology, 2002
Material flow analysis applied to rare earth elements in Europe [J], Journal of Cleaner Production, (2015)1-14.