duan gang diao jie fa
song qiang ; yin qing yan

..............page:8-10

qi dong huan kai kuai guan qiu fa
yuan nian xiang

..............page:12

zhi jia shang duan che xiao jia ju
zhang jian hua

..............page:15

Seal structure analysis and research of the triple eccentric butterfly valve
hao cheng ming(luoyang petrochemical engmeering corporation; luoyang 471003; china)

..............page:1-5

duo ji jiang ya gao ya cha diao jie fa she ji
wu jie

..............page:5-8

kong ya ji yong an quan fa yan zhi
jin shou gen ; ge chen xin

..............page:11-31

Welding quality control for nuclear grade valve
wang shi an 1; su zhi dong 2(1 military representative department for forming complete sets of naval ships and boats in shenyang area; shenyang 110025; china; 2 shenyang valve research institute; shenyang 110025; china)

..............page:37-39

International common cast steel for valve body
wu guo jian 1; le jing hua 2(1 yizheng chemical fibre co.; ltd; yizheng 211900; china 2 lanzhou high pressure valve factory lanzhou 730060 china)

..............page:21-24,36

Solution of carrying out integration valve design system based on Client/Server
peng yan(zigong high pressure valve co.; zigong 643000; china)

..............page:32-34,41

Structure and characteristic analysis on cylinder valves for carbon dioxide extinguishant
lin rui-yi; xia fu-min(fuzhou valve general factory; fuzhou 350014; china)

..............page:25-28

UG's application in systematic valve products
zhu zhao hui(the second machinery plant of daqing petroleum administrative bureau; daqing 163411; china)

..............page:35-36

ke chai xie de fang diu shi shou lun
shi xing jun ; liu feng ; zhao xiao bo

..............page:40

zhong guo ji xie gong cheng xue hui liu ti gong cheng fen hui di wu jie fa men yu guan dao zhuan ye wei yuan hui di yi ci gong zuo hui yi zhao kai

..............page:41

wen xian suo yin
liu kai ning

..............page:42-43

Study on the processing technology of DN100mm stop valve body
yang hong liang 1; kang da chang 2; zhang zhi liang 1(1 department of plastic formation engineering; shanghai jiaotong university; shanghai 200030; china; 2 school of materials sci.& eng.; harbin institute of technology; harbin 150001; china)

..............page:13-14

Special valve used in catalysis cracking equipment
lu biao 1; zhang li hong 1; zheng qing lun 1; jiang zhi yong 2(1 hefei general machinery research institute; hefei 230031; china; 2 jiangdu first special valve factory; jiangdu 225234; china)

..............page:16-20

Development prospect of low sheraing flow controlling valve for technology of ploymer flooding
ni ling ying; song yu tian(university of petroleum; dongying 257062; china)

..............page:29-31