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Online since: September 2013
Authors: Long Yu, Chun Ling Li, Shu Rong Yu
Acknowledgements This paper is supported by the natural science foundation of Gansu (No.0809RJZA010) Corresponding Author Long Yu, yangwl@lut.cn, 13099229434 References [1] Wang.Z.H, Chen G.H.: Chemical Eng.
Science.
[5] Guo.Z.Y.: Chinese Science Bulletin.
[16] Qin M.H.: Construction and Building Materials.
R.: Ciesc Journal.
Online since: October 2011
Authors: Bo Quan Jiang, Zheng Qiang Xiao
Synthesis of Coal Fly Ash Zeolite with Copper Oxide Load for Acid Red GR wastewater Treatment BoQuan Jiang1,a , ZhengQiang Xiao 2,b 1Nanchang University College of Science and Technology, Nanchang, Jiangxi, 330029, P.R.China 2Jiangxi Academy of Sciences, Nanchang, Jiangxi, 330029, P.R.
Introduction Most of Chinese power plants use coal as raw materials.
XRD pattern of synthesized zeolite Conclusions The optimum technical conditions for the synthesis of zeolite using waste coal fly ash as raw material were determined by orthogonal test to be: m (ash)/m (alkaline)= 1.2:1, m(water)/m(ash)=9:1, calcining temperature 700˚C and crystallization time 10 h.
Fuel Vol.78(1999), p.1225 [5] Shiyong Zhao:Coal Science and Technology Vol.36 (2008),p.106
[6] Querol X, Plana F and Alastuey A: Fuel Vol.76(1997),p.793 [7]Chunfeng Wang and Jiansheng Li: Journal of the Chinese Ceramic Society Vol.36(2008),p.1638 [8] Inada M, and Tsujimoto H:.Fuel Vol.84(2005), p.1482
Online since: November 2012
Authors: Wen Jie Li, Xin Xue Liao, Gao Yang Miao, Xin Zhi Zhou
China Wenjie Li1,a, Xinxue Liao2,b, Gaoyang Miao 1,c and Xinzhi Zhou 1,d 1Chongqing University of Science and Technology, Chongqing, 400331, China 2Chongqing Construction Science Research Institute, Chongqing, 400020, China ahnliwj@126.com, b77514805@qq.com, cyangfan-m@163.com, d498238859@qq.com Keywords: Chongqing City, Underground Shopping Malls, Built Environment, Improvement Measures.
Because the radioactive material (radium) existed in the surrounding rock and soil can generate the radioactive gas (radon).
In addition, the decoration materials also release a variety of toxic substances, such as formaldehyde and benzene other.
Acknowledgements This work was supported by the Foundation of Chongqing University of Science and Technology Project (CK2011B32).
Journal of Heating Ventilating and Air Conditioning, 2005, 35(9): 21-23.
Online since: January 2014
Authors: Bing Chen, San Ping Zhou, Hong Xian Lin, Yu Guang Fan, Min He
The result of this prediction model is roughly similar to the corrosion pattern of the materials in the real sea environment and it can satisfy the requirement.
Corrosion Science and Protection Technology, Vol. 18 (2006) No.1, p.54-57 (In Chinese)
Corrosion Science and Protection Technology, Vol. 7 (1995) No.3, p.258-262 (In Chinese)
Corrosion and Protection Journal of University of Science and Technology Beijing, Vol.23 (2001) No.2, p.189-192 (In Chinese)
Mechanical Engineering and Materials, Vol. 152-154 (2012), p.1138-1142
Online since: September 2013
Authors: Fang Ran Zhao, Ye Ming Li
Can be seen in figure 10, buried deep in the 35 cm and 25 cm of the load transfer coefficient is very close, were significantly higher than that of buried depth in 15 cm of the load transfer coefficient, from the perspective of provincial materials embedded depth of 25 cm is appropriate buried depth.
If you want to ensure that dowel bar can be normal use and have better transmission coefficient should choose high strength materials dowel bar or choose to have the cross-sectional area of the larger the dowel bar
China journal of highway and transport, 2007, (2) : 29 ~ 34 [6] separately.
[D] changsha university of science and technology, 2004 [8].
Changsha university of science and technology, 2009 [9] AASHTO.
Online since: November 2013
Authors: Cai Yun Cui, Li Feng, Guo Bo Han
Government Supervision Game for Infrastructure PPP Caiyun CUI1, a, Guobo HAN2,b and Li Feng3,c 1 North China Institute of Science and Technology.
Beijing,china 2 North China Institute of Science and Technology.
Private sector may make use of its advantage in construction, operation or management, and take deceptive measures such as cheating on workmanship and materials, reduce quality standard and increase service price etc; in addition, private sector may, in the course of construction, propose malicious design changes for the purpose of acquiring more compensation from client to maximize its benefits through unfair means.
Practically, government intervened with economics, technology and administration etc, from process selection, equipment type determination to the testing of raw materials and quality etc.
Academic Journal of Shandong Normal University, 5th Issue, 2005 [2] Sun Bengang, Research on PPP Mode of Quasi-Business Infrastructure [D], Master’s Paper of Tongji University, 2006, 1 [3] Qu Zhe, Analysis on Relveant Issues in Public-Private Cooperation [J], Engineering Economy, 12th Issue, 2006 [4] Xu Ding, Analysis and Research on the Ethnic Risk Game during Project Construction Period [J], China Soft Science, 1999, 2 [5] Li Yongqiang, Research on PPP Organization Mode [D], Master’s Paper of Nanjing University of Industry, 2006, 6 [6] Elisabetta Iossa,Daid Maartimort.
Online since: November 2011
Authors: Zeng Liao, Yong Wang, Cheng Peng
A Frequency-domain Identification Algorithm for MIMO Fractional Order Systems with Time-delay in State Zeng Liao1, a, Cheng Peng2,b and Yong Wang3,c 1,2,3Department of Automation, University of Science and Technology of China, Hefei, China atheo888@mail.ustc.edu.cn, bpengc@ustc.edu.cn, cyongwang@ustc.edu.cn Keywords: Fractional order systems, Time-delay in state, Frequency-domain identification algorithm Abstract.
Many studies show that it is more accurate to describe some physical systems by using fractional calculus, such as viscoelastic materials, fractal systems, etc [1-3].
Acknowledgments This work was supported by the National Natural Science Foundation of China (Grant No. 61004017) References [1] Podlubny, “Fractional Differential Equations,” San Diego: Acdamic Press, 1999
Pritz, “Five-parameter fractional derivative model for polymeric damping materials,” Journal of Sound and Vibration, vol. 265, no. 5, 2003, pp. 935-952
Costa, “Finding a fractional model from frequency and time responses,” Communications in Nonlinear Science and Numerical Simulation, vol. 15, no. 4, 2010, pp. 911-921
Online since: September 2017
Authors: Larisa A. Makrovets, Gennady G. Mikhailov
Moreover, yttrium oxides belong to rare-earth raw materials.
Averin The application of REM in metallurgy of steel, Metallurgical ways of improving the quality of steel, Publisher Science, Moscow, (1979) 33-40
Kurtseva, Phase Diagrams of Silicate Systems, Binary Systems, Science, Leningrad, 1969
Dacar Preliminary data on subsolidus phase equilibria in the La2O3–Сr2O3–Y2O3 and La2O3–Сr2O3–ZrO2 systems, Journal of Materials Science Letters. 14 (1995) 1684-1687
Online since: August 2013
Authors: Lei Zeng, Wei Liu, Ming Guo Deng
A Study of Mineral Characteristics and Metallogenic Stages of Luziyuan Pb-Zn-Fe Polymetallic Ore Deposit, Zhenkang Wei Liu 1,a, Mingguo Deng 1,b, Lei Zeng 1,c 1Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, 650093, China aliuwei920.b@163.com, bmingguod@163.com,c657441108@qq.com Keywords: Luziyuan, Pb-Zn-Fe Polymetallic Ore, Mineral Characteristics, Metallogenic stages.
Because the Baoshan-Zhen kang block is close to the edge of Gondwana ancient land, the source of materials is abundant and the deposition speed is fast.
As the block is close to the edge of Gondwana ancient land, the source of materials is abundant and the deposition speed is fast , the elements content such as Pb, Cu, Zn are 2.5 to 3.5 times higher than the background value in the Upper Cambrian strata [4], forming the primary metal source.
Geochemistry, Fluid Inclusion, and Stable Isotope Studies of Luziyuan Pb-Zn Deposit in Yunnan Province, Southwestern China.Earth Science-Journal of China University of Geosciences, 2005, 30(2):177-186.
Research on Superimposed Metallogetic Systems and Polygenetic Mineral deposit.Earth Science Frontiers, 2009, 16(6):282-290.
Online since: March 2011
Authors: Xi Peng He, Xiu Lan Li, You Ping Ma, Lei Yang
Experimental Condition and Method Substrate Material and Diffusion Treatment.
Li: Corrosion and wearing of metal material (Chemical Industry Press, Beijing 2003)
Dargusch: Corrosion Science Vol. 41 (1999), p. 249 [5] P.L.
Mansfeld: Corrosion Science Vol. 42 (2000), p. 275 [12] C.Y.
Shimojima: Journal of Material Science Letters Vol. 19(4) (2000), p. 473 [18] Y.P.