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Types and Hazard Effects of Loess Mass Structure Quan-zhong LU1, 2, 3,a, Jian-bing PENG1,2,b, Yuan WANG1, 2,c, Bin ZHOU1, 2,d 11Key Laboratory of Western China’ s M ineral Resources and Geological Engineering, Ministry of Education, Chang’an University, Xi’ an, 710054, China 2Open Research Laboratory of Geotechnical Engineering，Ministry of Land and Resources, Chang’an University, Xi’ an, 710054, China 3State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan 430071, China alqz_19711@163.com, bdicexy_1@chd.end.cn, c510216928@qq.com, d444062082@qq.com Keywords: Loess Mass Structure, Fissured Loess Mass, Classification, Hazard effects.
Introduction Loess mass is the geologic body in geological environment which is constituted by loess materials and has certain structure.
Table 2 Types and characteristics of loess mass structure Structure type Geological background Main characteristics Type Subtype Homogeneous structure Having lasting transporting agent and with stable material sources and sedimentary environment.
Acknowledgements This paper is founded by the Chinese National Natural Science Key Fund (No. 41130753) and (No. 40902080), Land Resource Survey Project (No. 1212011220187), Science and Technology Innovation Project of Shaanxi Province (No.2011KTZB03-02-02) and Fundamental Research Project of Chang’an University (No.
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Construction factors contain the local available materials, construction period and construction quality.
Users’ factors contain the traffic disturbing from constructing, the driving conformability, the driving safety, and the environmental factors contain noise, attractive appearance, reflection, the environmental protection of materials.
Acknowledgement The authors sincerely appreciate the funding support of the Science Technology Department of Zhejiang, China (2013C33023) and the Natural Science Foundation of Zhejiang, China (LY12E08002).
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Source of Tinny Granite in Gejiu Tin Ore Deposit in Yunnan Province, China Yingshu LI1, Yan CAI 2, Nan CHEN1, Jiaojiao CHEN1, Lun WANG1, Yike ZHANG1,Daqing HE1 1 Faculty of Land Resource Engineering, Kunming University of Science and Technology，Kunming, China 650093 2Faculty of City, Kunming University of Science and Technology, Kunming, China 650093 Email:gzsgjhclys@126.com Keywords: Tinny granite ore deposit; Sulphur isotope; Basalt; Gejiu in Yunnan province, China Abstract: It had been believed that the genesis of tinny granite in Gejiu tin ore deposits were hydrothermal mineralization in granite of Yanshanian epoch by most researchers for a long time.
[2] Li Yingshu，Qin Dexian，Dang Yutao，et a1．Research on relation between tin ore deposit and(Uhra) ferromagnesian rock．Engineering Science，2005，7 (Sup.)：267—274
[3] Li Yingshu,Qin Dexian，Dang Yutao，et a1．Geological and geochemistrical features of basahs in east Gejiu，Yunnan／／Proceeding of The Third Academically Annual Meeting of China Association for Science and Technology．Beijing：Science and Technology Press of China，2005：366—373
[5]Li Yingshu，Qin Dexian，Dang Yutao，et a1．Lithological features of basalt of Gejiu eastern area in Yunnan Province．Science and Technology Review，2006，24(2)：70—72 [6] Li Yingshu，Qin Dexian，Dang Yutao，et a1．Mineralizations of basalts of Gejiu tin deposit in Yunnan Province．Journal of Jilin University(Earth Science Edition)，2006，36(3)：326—335
Helium, lead and sulfur isotope geochemistry of the Gejiu Sn-polymetallic ore deposit and the sources of ore-forming materials, Chinese Journal of Geochemistry, 2007, Vol.26, No.4,pp 439-445

An efficiency Algorithm for SDCP Program Ning XIAO Computer science department,Shaanxi Vocational&Technical College Xi‘an710100 xnwyh@126.com Keywords: SDCP; SPSO; NNs Abstract.For more effectively solving SDCP,in the paper,using BP neural networks to approximate chance function,training samples are produced by random simulation,and a hybrid intelligent algorithm for SDCP combined stochastic particle swarm optimization and BP neural network is proposed.The experimental results show that the algorithm is more preferable.
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Influence of solution treatment on atomic diffusion and mechanical properties of AZ80 magnesium alloy Jumei Zhang 1,a, Zhihu Wang 2,b, Wanchang Sun 1,Libin Niu1 1School of Materials Science and Engineering, Xian University of Science & Technology, Xian 710054,China； 2School of Materials Science and Engineering, Xian University of Technology, Xian 710048,China afeiyue-zjm@163.com, bzhihu_wang@163.com Keywords: AZ80 magnesium alloy; solution treatment; atomic diffusion; mechanical property Abstract.
Experimental The material investigated in the present study had the following chemical composition (wt%):8 Al, 0.2 Zn,0.3 Mn, Mg bal.
Acknowledgements This work was financially supported by the Education Fund of Xian University of Science & Technology of China (200812) and the Doctor Foundation of Xian University of Science & Technology of China(A5030916).
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Characteristics of Gas Sensors based on Single-walled Carbon Nanotube Bundles Treated by Acid Stirring Hong-Quang Nguyen1,a), Shao-Lin Zhang1, Gi-Hong Rue2 and Jeung-Soo Huh1,a) 1 Department of Materials Science and Metallurgy, Kyungpook National University, 1370 Sangyuk-dong, Bukgu, Daegu 702-701, South Korea 2 School of Electronic Engineering & Computer Science, Kyungpook National University, 1370 Sangyuk-dong, Bukgu, Daegu 702-701, South Korea a) Corresponding author: jshuh@knu.ac.kr , quang_nh2002@yahoo.com Keywords: Acid treatment, Carbon nanotube, Characteristics, Gas sensor, Sensitivity.
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