1000-5269
2002 Issue 3
..............page:189-193
On the Permanence and Existence of Positive Periodic Solutions for a Three- Species Predator- Prey Systems with Functional Response
gou qing ming ; yang shi hui
gou qing ming ; yang shi hui
..............page:194-198
Necessary and Sufficient Conditions for Absolute Stability of a Class of Direct Contol Systems
zhang meng qiu ; zhang lian sheng
zhang meng qiu ; zhang lian sheng
..............page:199-201
Nanoparticle and Nanolayer in Oxide Film and Substantial Ge Segregation
huang wei qi ; cai shao hong ; long chao yun ; liu shi rong
huang wei qi ; cai shao hong ; long chao yun ; liu shi rong
..............page:202-208
..............page:209-212
Proeb into Using the Theoery of Punching Shear Failure for Top Plate of Shallow Karst Cavity
guo feng ; sun kang ; wang ai min ; zeng ji hua
guo feng ; sun kang ; wang ai min ; zeng ji hua
..............page:213-216
An Analysis of Dump Trucks Oil Jar Pushing Forces
xia jian fang ; ye nan hai
xia jian fang ; ye nan hai
..............page:217-220
The Models for Decision Investments
hu si gui ; xu feng mei ; chen chang heng
hu si gui ; xu feng mei ; chen chang heng
..............page:221-226
The Study of Increasing the Content of Saccharomyces Cerevisiae and Lysine with Protoplasts Fusion
deng hong mei
deng hong mei
..............page:227-231
Artifical Neural Network Control System Design Based on Matab
gao feng ; lu shang qiong ; yu qin fen
gao feng ; lu shang qiong ; yu qin fen
..............page:232-239
A Theoretical Study on the Preference of Isomers in the [ Co(ptma) (amp) Cl]2+ System
lin zuo guang ; ma pei hua ; tao zhu ; luo xu qiang ; wen zu biao
lin zuo guang ; ma pei hua ; tao zhu ; luo xu qiang ; wen zu biao
..............page:240-246
Studies on Synthesis and Effects on Smoke Suppression of Nano～Oxides
liao li ling ; liu ji ping ; xu ye da
liao li ling ; liu ji ping ; xu ye da
..............page:247-251
Study of" Mao Feng" (6 % Asocrbi Acid WA) 's Yield- increasing Effect on Wheat
huang rong mao ; liu gang ; zhang zhi guang ; sui wu bin
huang rong mao ; liu gang ; zhang zhi guang ; sui wu bin
..............page:252-256
Safety Tests of a New Strain of Mosquiti- Killing Fungus,Pythium Carolinianum
huang jiang ; mo fei
huang jiang ; mo fei
..............page:257-259
..............page:260-263
Application in Video Frequency for 6538 Chip
li nong ; li tao
li nong ; li tao
..............page:264-267
The Outlook of Using PHAs
tang hong min
tang hong min
..............page:268-273
The Discussion for the Weinberg-Salam Model of Leptens
zhang de xing
zhang de xing
..............page:274-279
..............page:280-282