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Sulfidisation Promotion Effect of Ammonium Sulfate on Flotation of Copper Oxide Ore Dianwen Liu1,2,3,a, Jianjun Fang1,2,3,b, Xiaolin Zhang1,2,3,c, Shuming Wen1,2,3,d*, Zhicong Wei1,2,3,e, Shaojun Bai1,2,3,f, Bingliang Xu1,2,4,g and Wenbin Zhang1,2,3,h 1Faculty of Land Resource Engineering, Kunming University of Science and Technology, Kunming, Yunnan 650093, China 2Engineering Research Centre for High-Efficient Utilization of West-Region Mineral Resources of Chinese Ministry of Education, Kunming, Yunnan 650093, China 3State Key Laboratory Breeding Base of Complex Nonferrous Metal Resources Cleaning Utilization, Kunming, Yunnan 650093, China 4 Faculty of Material Science and Engineering, Kunming University of Science and Technology, Kunming, Yunnan 650093, China aldwkust@126.com, bruiyuanju@126.com, cxiaolin6001@sina.com, dshmwen@126.com(Corresponding Author), e13577100486@126.com, fbaishaojun830829@126.com, g81894590@qq.com hzwbkust@163.com Keywords: Sulfidisation promotion
Materials and Method Ore sample Ore sample 1 One sample used in the study is malachite, CuCO3·Cu(OH)2, natural pure mineral, peacock green crystal, obtained as high grade lumps from Tangdan copper deposit, Dongchuan district, Kunming city, southwest of China, was crushed, hand sorted, and crushed again to -16 mesh, then ground to -100µm in an agate mortar.
Acknowledgements This study was supported by the National Natural Science Foundation of China (Grant No. 50964007), the Joint Funds of the National Natural Science Foundation of China (Grant No. u0837602), Yunnan Provincial Young Science and Technology Reserve Talents Cultivation Fund Project(2011CZ012), and the Natural Science Foundation of Yunnan Province (Grant No. 2008ZC019M), also by the Doctoral Foundation Projects from the Ministry of Education of China(Grant No. 20105314110010).
The sulfidisation promotion effect of ammonium sulfate in sulphidisation xanthate flotation of malachite, in Thirty-five year anniversary proceedings of Kunming University of Science and Technology.
(Journal of Kunming University of Science and Technology: Kunming, in Chinese) (1989)

,Ltd, Henan Academy of Sciences, Zhengzhou,Henan,450008,China 3Key biomass Energy Lab of Henan Province, Zhengzhou,Henan,450008,China a bioenergy66@163.com , b henanbioenergy@163.com , c ttffeng1988@163.com, d hexfh@163.com, e ggx56@163.com Keywords: Biomass, BRCS, PAD, Fuel characteristics.
Experiment Experimental material.
Table 1 PAD of corn stalk and coal Material Proximate analysis of air dry basis[%] LHVad [MJ/kg] St,ad [%] Mad Vad Aad FCad Corn stalk 9.50 65.71 6.91 17.88 16.86 0.16 Coal 1.59 9.69 10.86 77.86 31.13 0.37 The characteristic of blend fuel of corn stalk and coal will be studied considering factors of burn-off rate, heat value, clinkering property and pollutant emissions, so that volatile matter, fixed carbon, sulfur content, heat value and ash of the blend fuel are gotten to be analyzed.
Acknowledgement The project is co-supported by Innovation Fund for Technology Based Firms of Ministry of Science and Technology of PR China(10C26214102171), Major research programs for Science and Technology of Henan province, PR China(102101310300).
[6] Zhiwei Wang, Xiaofeng He, Baozhu Zhao, et al: Journal of Agricultural Mechanization Research, Vol. 31(2009), p. 150-153,in Chinese

Toxicity studies of ionic liquids and heavy metal compounds to MCF-7 and photobacteria Q67 Chenglin Wang 1,a, Xiangwei Zhu1,b and Shushen Liu 1,c 1Key Laboratory of Yangtze River Water Environment, Ministry of Education, College of Environmental Science and Engineering, Tongji University, Shanghai 200092, China awangchenglin0111@126.com, bshinevip@163.com, cssliuhl@263.net Keywords: MCF-7; photobacteria Q67; ionic liquid; heavy metal compounds; toxicity Abstract.
Materials and methods Chemicals.
Acknowledgements The authors are especially thankful to the National Natural Science Foundation of China (20977065, 21177097) for their financial support.
Li: Environmental Science.
Mo: Asian Journal of Ecotoxicology.

However, most of the schools showing attention to industry analysis, ignoring professional connotation construction, teaching content and the needs of the industry of touch, lack of innovation in teaching mode, making To sum up, in the current multimedia technologies Vocational Training in the following problems: 1. multimedia technology professionals belonging to a branch of computer science, a number of institutions in the curriculum and other professional and computer classes there is no essential difference, but added such as " image processing ", "Flash animation ", " three-dimensional animation " " image Processing " and other design courses only, curricula lack of market research, the lack of job capability analysis, out students who do not match with the needs of the industry. 2. the current practice of computer multimedia technology professional courses are mostly completed in the engine room, fewer aspects of social practice, a single way to solve the problem; practice many
A Project Supported by Fund of 2012 Zhejiang Province Education Science Planning Office (Grant No.
Research Journal of Applied Sciences, Engineering and Technology 6(3): 488-491, 2013 [3] Reetz, L.: Handlung, Wissen und Kompetenz als strukturbildende Merkmal von Lemfeldern, In Bader, R./ Sloane, P.F.E.
Applied Mechanics and Materials, 2013, 380: 2455-2458

Microscopic Mechanism of Salt-bearing Polymer Flooding Linghui Sun1,2,a, Jihong Li 3,b, Chunliu Sun 2,c, Yunlong Zhang4,d, Zhiqing Li4,e 1University of Science and Technology Beijing,Haidian, Beijing, 100083, China 2Research Institute of Petroleum Exploration & Development-Langfang, Langfang, Hebei, 065007, China 3No.1 Oil Production Company, Xinjiang Oilfield Company, Keramariy, Xinjiang, 834000, China 4Yushulin Oilfield Development Limited Company, Daqing, Heilongjiang Province, 163453, China asunlinghui@petrolum.com.cn, blijihong924@sina.com, csunchunliu@126.com, dzym123@petrochina.com.cn,ezyf_117001@163.com Keywords: Polymer flooding, Microscopic flow, EOR, Polyacrylamide.
Experimental Materials Polymers are partially hydrolyzed polyacrylamide: 1#, molecule weight is 14 million and is normal polymer; 2#, molecule weight is 20 million and is salt-bearing polymer; 3#, molecule weight is 18 millionand is normal polymer; 4#, molecule weight is 8 million and is temperature-bearing and salt-bearing associative polymer.
Beijing: Science Press, 1990
Percolation Theory and Mechanics of FrontierResearch[J], Journal of China University of Technology, 2007,3 (10) :1262-1266
Hebei, Langfang: Institute of Porous Flow and Fluid Mechanics, Chinese Academy of Sciences, 2008.

Research on Quartz Flat Mirror’s Thermal Deformation under the Condition of Non Uniform Heating Suian Dai1,a,Shengli Chang1,b,Yong Lan1,Jianfeng Luo1,Fei Wang1 1College of Science, National University of Defense Technology Changsha，Hunan，China adaisuian@163.com，bslchang@nudt.edu.cn Key Words: thermal deformation, finite element model, non uniform heating Abstract:The optical system used in aerospace works under a very difficult aerospace condition.
Fig.2 The gridding partition of the optical component The parameter of the material of the planar mirror is shown in the following table.
Material Coefficient of conduction(KC/m×h×℃) Young coefficient（Kg/cm2） Poisson ratio Coefficient of linear expandation(1´10-7） Quartz 1.19 778´103 0.17 5.10 The boundary condition of the stable heat-exchange analysis: the room temperature is 20℃.
Aerospace journals, 2010, 31 (3): 875-879 [2] Liu Haibo, Hao Yuncai, et al.
China Science E series: Technical Science, 2009, 39 (10): 1730-1735 [6] Juergens, R.C. & Coronato, P.A.

Table 1 Mechanical properties of X22CrMoV12-1-5 material σb [Mpa] σ0.2 [Mpa] δs [%] Ψ [%] A kv [J] HB X22 796-811 943-950 16-17.4 49.7 22 295 Table 2 Chemical composition of X22CrMoV12-1-5 material C Si Mn S P Cr Ni Mo V Fe X22 0.21 0.11 0.61 0.002 0.014 11.65 0.69 0.99 0.31 Bal.
Acknowledgments The work is supported by National Natural Science Foundation of China (No. 51405294), Postdoctoral Research Foundation of Shanghai Jiao Tong University (14X100030001), China Postdoctoral Science Foundation (2014M560331) and Important National Science & Technology Specific Projects (2012ZX04012-021).
Journal of Xi'an Jiao Tong University, 2013, 47 (9), 65-71

Experimental Materials Pyrite (Pyr) and marmatite(Mar) were obtained from Yunnan province, China.
Acknowledgments The authors appreciate the support of the Science and Technology Department of Guangxi Natural Science-based project (0991082) and the National Natural Science Foundation of China (50864001).
[5] Jianfeng Zhang, Yuehua Hu, Jing Xu and Dianzuo Wang: Quantum chemical calculation on properties of phenoxy acetic acids depressants, The Chinese Journal of NonferronsMefals, Vol. 14(8)(2004), p.1437-1441.

Acknowledgements We would like to thank the National Science Council, Taiwan, Republic of China for financial support.
AppliedSurface Science, 2002, 197-198,891
Journal of materials science, 2000, 35,547

Table3 Inhibition experiment results Pharmacy Material kg/m3 G Corrision speed mm/a blank HSn70-1A 8.5×103 0.00205 0.01048 TP304 7.93×103 0.00235 0.012877 TP316 7.98×103 0.00255 0.013885 HPP3 HSn70-1A 8.5×103 0.00095 0.004856 TP304 7.93×103 0.00075 0.00411 TP316 7.98×103 0.00085 0.00462 As can be seen from the results of corrosion tests: When the temperature was 40±1 ℃, tin brass HSn70-1A on the corrosion rate decreased by 54%, TP304 corrosion rate decreased by 68 %.
The average corrosion rate F.The average corrosion rate F (mm / a) is calculated as follows C=8.76×107; —The corrosion weight loss test piece, g; A—The surface area of the test piece,cm2;T—Corrosion Test time,hr; —Specimen material density,kg/m3 The result showed that Tin brass HSn-701A average corrosion rate was 0.0046mm/a, meet the industrial circulating cooling water treatment design specifications (GB50050-2007) requirements.
[2] Zhao Xiaodan. " Reclaimed water reuse in power plant circulating cooling water technology", Journal of Shanghai University of Electric Power, 2010,Vol,26, pp.141-144
[4] Long Yunhe.circulating cooling water treatment,Jiangsu Science and Technology press[M],2001
[6] He Wei,Chen Jida.Experimental design optimization method and its application in chemistry[M], Chengdu University of Electronic Science and Technology Publishing House press, 1994