g346892082 发表于 2008-11-22 14:13:30

gjffffjjjffjjf

vidily 发表于 2008-11-22 19:22:50

看看，路过。。DDD

punktou 发表于 2008-11-22 22:23:50

API 603 Stainless Steel Valve
API 603 series stainless steel gate valve wall thickness is designed as per ANSI B16.34, cost effective and light weighted compare with conventional API 600 valve. API 603 series stainless steel gate valve www.valvesupplier.net/forged-steel-gate-valves.htm is widely used in Chemical and food plant. Special design include extended bonnet for cryogenic service

leewoo 发表于 2008-11-22 23:48:11

DDDDDDDDDDDDDDDDDDDDDDDDDDDD

yangchuanxin 发表于 2008-11-22 23:52:35

guoweiyue 发表于 2008-11-23 05:09:29

打不打的开进去就知道了55

wskiuggai 发表于 2008-11-24 09:19:19

2008jqsp3fz
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wskiuggai 发表于 2008-11-24 09:19:40

2008jqsp3fz
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jorsen 发表于 2008-11-25 02:47:17

不知道还能不能打开这个FTP

jingzhili 发表于 2008-11-25 10:26:33

这个ftp是你自己建的
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