1007-824X
1990 Issue 4
SEMIHEREDITARY DUAL RADICALS
Cai Chuanren
Cai Chuanren
..............page:1-5
ON A PROBLEM OF SZASZ F A
Zhou Shifan
Zhou Shifan
..............page:6-10
..............page:11-13
..............page:14-17
..............page:18-24
STATISTICAL ANALYSIS OF ACCELERATED LIFE TESTING-STEP-STRESS MODELS UNDER THE NORMAL DISTRIBUTION CASE
Zhong Chongxin
Zhong Chongxin
..............page:25-32
LIU YICHENG’S MATHEMATICAL TEACHING AND RESEARCH
Wu Yubin;Zhu Jiasheng
Wu Yubin;Zhu Jiasheng
..............page:33-40
STUDIES ON DEUTERATION OF BISOXALATO-(N-METHYLETHYLENEDIAMINE) COBALT (III)COMPLEX
Ma Guilin;Xu Yiming
Ma Guilin;Xu Yiming
..............page:41-45
SOLVENT EFFECTS ON THE UV SPECTRA OF SUBSTITUTED CHALCONES AND 1,5-DIPHENYL-1,3-PENTADIENE-5-ONES
Zhong Qi;Lu Rongjian;Xu Wenqin;Tao Weiguo
Zhong Qi;Lu Rongjian;Xu Wenqin;Tao Weiguo
..............page:46-50
THE PHASE TRANSFER CATERLYZED SYNTHESIS OF DIPHENYLFULVENES
Yan Chaoguo;Lu Wenxing
Yan Chaoguo;Lu Wenxing
..............page:51-53
..............page:54-58
A SIMPLE METHOD OF TITRATION FOR ALKALOID DRUGS WITH SODIUM TETRAPHENYLBORATE
Hu Xiaoya;Leng Zongzhou
Hu Xiaoya;Leng Zongzhou
..............page:59-60
DETERMINATION OF BENZOIC ACID AND SALICYLIC ACID IN BENZOIC ACID COMPOUND CREAM BY THIN-LAYER CHROMATOGRAPHY DENSITOMETRY
Li Zengguang;Wu Jitao;Shi Tieguo;Ji Songlin
Li Zengguang;Wu Jitao;Shi Tieguo;Ji Songlin
..............page:61-63
DETEMINATION OF VITAMIN C BY 2,6-DICHLOROPHENOL INDOPHENOL TEST PAPER
Sun Zhilian;Zhang Aiguang;Zhang Guolin
Sun Zhilian;Zhang Aiguang;Zhang Guolin
..............page:64-66
DISCUSSION ON THE PRINCIPLE OF MEASURING INSTANTANEOUS SPEED BY EXTRAPOLATION
Su Huilian;Xue Weita
Su Huilian;Xue Weita
..............page:67-70