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Journals   A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Journal of Lanzhou University(Natural Sciences)
0455-2059
2001 Issue 3
Some Properties of Normal Anti-L-fuzzy Ideals in Semirings
yang yong ; li lian
..............page:1-4
Study on the Aging of the Electronic Properties of Piezoelectric Ceramic
ye zheng fang ; li yan feng ; jia fu yun ; zhuo ren zuo ; su zhi xing
..............page:45-51
An Improved Algorithm of the Optimal Stack Filter Based on Omnidirectional Structural Elements Constrains
ma yi de ; zhang xiang guang ; dai ruo lan ; li lian
..............page:52-55
Studies on the Ternary Complexes of Rare Earth with L-Histidine and L-Glutamic Acid by Potentiometry
zhu yuan cheng ; wu ji gui ; deng ru wen ; niu chun ji ; ni jia zuo
..............page:56-59
Volatile Elements of Anaphalis Marguuritacea,a Chinese Medicinal Herb
sun bin ; wang hong ; lu man ; tian zuo
..............page:66-71
A Novel Selective Demethoxy Reaction-A Synthetic Method of 3,5-Dimethoxy-4-Hydroxybenzoate
jing zuo bi ; ren xin feng ; peng kun ; wu tong xing ; pan zuo fu ; lan zhou da xue
..............page:78-79
Effects of Changes in Electron Flow on the Cyanide- resistant Respiration in Tobacco Callus
zhou gong ke ; kong ying zhen ; guo jin kui ; li hong yu ; zhang li xin
..............page:80-86
The Seasonal Variation of Serum Protein Contents in Toad-headed Lizard Phrynocephalus przewalskii
li ren de ; shen jian min ; zhou gui hua ; wu peng cheng ; chen qiang
..............page:87-91
A Preliminary Study of Signal Transduction in Murine Thymocyte Apoptosis Induced by 17β-Estradiol
wang yu ; wang zuo ; wen zuo ; wang chao mei ; hu jian cheng ; zheng hai jin
..............page:92-96
A Study on Karyotypes of Two Species in Ephedra
kong hong ; chen zuo ; ma zuo
..............page:100-103
Studies on Basic and Anomaly Features of Precipitation during Spring in Northwest China
wang cheng hai ; wang shi gong ; yang de bao ; dong an xiang
..............page:104-111
A Study on High Stress of Xiaoguanyin Dam Site at Heishan Gorge on the Yellow River
song chun zuo ; fang xiao min ; shi yong min ; wang xin min
..............page:112-120
A Study on High Stress of Xiaoguanyin Dam Site at Heishan Gorge on the Yellow River
liu gao ; zuo wen wu ; han wen feng ; peng heng yi
..............page:121-126
Contrasting Analysis of the Atmosphere Hydrological Cycle of Drought and Rainy Years in Summer over North China
fan guang zhou ; lv shi hua ; cheng guo dong
..............page:134-142
Catagenesis Condition for Approximate Theorem-proving
du xiao ni ; li lian
..............page:5-9
The Incidence Coloring of Corona Graph
ning wei ; zhang li zhu
..............page:10-13
Reliability Model of a Maintainable System with Two Work Norms
zhang min yue ; zhang li yuan
..............page:14-18
Magnus Effect in Wind-blown Sand Saltation
huang ning ; zheng xiao jing ; lan zhou da xue
..............page:19-25
Higher-order Theory of Composite Laminated Plates
he lu wu ; li le
..............page:26-33
Magnetic Properties of FeCo-SiO2 Granular Film and Its Tunneling Magnetoresistance Effect
xi li ; zhang zong zhi ; ge shi hui ; li cheng xian ; lan zhou da xue
..............page:34-39