第2卷/第2期/1995年12月 - 中南大學學報（自然科學版、英文版）

Journal of Central South University

中南大學學報（英文版）

Vol. 2 No. 2 December 1995

THE PRINCIPAL CONSTRUCTIVE PROCESS OF UNIT CELL IN Bi-BASED SUPERCONDUCTORS	Gao Xlaohui;Gao De; Gao Yang; Jiang Shufen	1
THE　PROCESS　AND　MECHANISM　OF　TiAl－BASED　ALLOY　SYNTHESIZED　FROM　Ti　AND　AlP　OWDERS	XionAx Xiany;Huang Baiyun	8
D-IMAGING OF VELOCITY FOR ACOUSTIC WAVES WITH MUL TI-SCALE OPERATOR	Song Shougen	12
CAUSTIC　DECOMPOSITION　OF　SCHEELITE　AND　SCHEELITE－WOLFRAMITE　CONCENTRATES　THROUGH　MECHANICAL　ACTIVATION	Li Honggui;Liu Maosheng;Sun Peimei;Li Yunjiao	16
STUDY　ON　TREATMENT　OF　AMMONIA　LEACHING　SLAG　IN　THE　METALLURGICAL　PROCESS　OF　TUNGSTEN	Sun Peimen; Li Honggui;Li Yunjiao; Liu Maosheng; Su Pengtuan; Wei Zhiquan;Jian Detai	21
INFLUENCE OF COAL SORT ON THE DIRECT REDUCTION OF HIGH-IRON-CONTENT RED MUD	Qiu Guanzhou;Liu Yongkang;Jiang Tao;Hu Yuehua	27
THE PRELIMINARY ATTEMPT TO DEVELOP PREVENTIVE-PREDICTIVE MAINTENANCE	Bu Yingyong; Zhang Huailiang	32
ON THE CALCULATION OF STRESS INTENSITY FACTOR K FOR FRAME COMPONENTS	Liu Yilun; Wang Ailun; He Manjiang	37
THE GENETIC CHARACTERISTICS OF THE CUPREOUS PORPHYRIES IN SHANYANG DISTRICT, SHANXI PROVINCE	Zhang Yaxiong	42
APPLICATION OF PREDICTIVE CONTROL ALGORITHM IN SPEED CONTROL SYSTEM	Chen Jida; Zhang Qian; Liao Liqing	48
MINIMUN TIME OPTIMAL CONTROL OF STEPPING MOTOR	Luo An	54
STUDIES　ON　MECHANICS　PROBLEM　OF　DYNAMIC　WALKING　OF　ANTHROPOMORPHIC　BIPED　ROBOTS	Tan Guanzheng; Yang Hongzhi	59
STUDY　ON　BONDING　MECHANISM　BETWEEN　SILLIMANITE　AND　COLLECTORS　BY　QUANTUM　CHEMISTRY　CALCULATION	Dong Hongjun; Chen Jin	66
STUDY ON COMPREHENSIVE UTILIZATION OF COBALTIFEROUS SLAG	Guo Bingkun; Xiao Lixin	71
FAULT　TREE　ANALYSIS　OF　SPONTANEOUS　COMBUSTION　OF　SULPHIDE　ORES　AND　ITS　RISK　ASSESSMENT	Wu Chao	77
A COMMUTATIVITY CONDITION FOR S-UNITAL RINGS	Yin Zhiyun; Huang Li	81