共搜索到6892条信息,每页显示10条信息,共690页。用时:0小时0分0秒749毫秒
......
Hemolysis effect and calcium-phosphate precipitation of heat-organic-film treated magnesium GAO Jia-cheng(高家诚), QIAO Li-ying(乔丽英), LI Long-chuan(李龙川), WANG Yong(王 勇) College of Materials... the immersion test in SBF. The result indicates that stearic acid layers with COO- functional groups play an important role in inducing calcium and phosphate ions precipitation. In our studies, the mixture......
J. Cent. South Univ. (2012) 19: 863-868 DOI: 10.1007/s11771-012-1084-4 Large scale synthesis of ZnO nanoparticles via homogeneous precipitation WANG Yi-ming(王益明)1, LI Jian-hua(李建华)2, HONG Ruo-yu(洪若瑜... precipitation [4], sol-gel processing [5], hydrothermal synthesis [6-7], vapor deposition [8], decomposition of organometallic precursors [9], gas expanding method [10], vapor transportation [11......
,即Ⅰ,Ⅱ,Ⅲ,Ⅳ和Ⅴ级,分别表示评价等级好,较好,中等,较差和差(表1). 2 未确知测度模型 本研究运用信息熵理论和未确知测度理论建立未确知测度评价模型,对城市轨道交通车辆基地选址方案进行决策评价,其评价流程如图1所示. 图1 车辆基地选址方案的未确知测度评价流程 Fig. 1 Unascertained measure evaluation process for location...南端接轨,位于东环路东侧,规划明化路以南,规划宝化路以北地块,具体位置如图3所示. 图3 车辆基地选址方案示意图 Fig. 3 Schematic diagram of vehicle base location planning 3.1.1 选址方案1基本情况 选址方案1由金海路站接轨向南引入该地块,呈南北向布置,面积约5×105 m2,可停车45列.该地块与正线地理位置相对较好,有利于出入......
; 文章编号:1672-7207(2012)01-0038-08 Ions distributional characteristics of wet precipitation in typical acid rain areas of China XIANG Ren-jun1, 2, CHAI Li-yuan1, ZHANG Qing-mei2, XIAO... monitoring data of the three catchments, i.e., Caijiatang, Leigongshan and Tieshanping in typical acid areas of China, the chemical compositions characteristics of wet precipitation were studied......
......
Trans. Nonferrous Met. Soc. China 25(2015) 615-621 Role of hydrazine and hydrogen peroxide in aluminium hydroxide precipitation from sodium aluminate solution N. K. SAHU1, C. K. SARANGI2, B. DASH2, B... 6150, Australia Received 25 March 2014; accepted 2 September 2014 Abstract: Aluminium hydroxide precipitation from synthetic sodium aluminate solution was studied in the presence of hydrazine......
in key technologies of location prediction about deep concealed ore bodies of mine PENG Sheng-lin1, 2, FAN Jun-chang1, 2, 3, SHAO Yong-jun1, 2, MAO Xian-cheng1, 2, LAI Jian-qing1, 2, CHEN Jin1... University of Forestry and Technology, Changsha 410004, China) Abstract: Aiming at the difficult problem of key techniques for large-scale location prediction about deep concealed ore bodies of mine......
Dynamic recrystallization and precipitation in high manganese austenitic stainless steel during hot compressionShahab Kazemi2,Golam Ebrahimi3,Alireza Maldar32. Department of Materials Engineering... and precipitation in a high manganese austenitic stainless steel were investigated by hot compression tests over temperatures of 950-1150°C at strain rates of 0.001 s-1-1 s-1.All the flow curves within......
Carbide Precipitation in Ferrite in Nb–V-Bearing Low-Carbon Steel During Isothermal Quenching ProcessXiao-Lin Li,Cheng-Shuai Lei,Xiang-Tao Deng,Yan-Mei Li,Yong Tian,Zhao-Dong Wang,Guo-Dong WangState Key Laboratory of Rolling and Automation,Northeastern University摘 要:The precipitation behavior of nanometer-sized carbides in ferrite in Nb–V-bearing low......