2007-10-20 13:30
yhcq
O型密封圈手册
设计密封件时经常使用O型密封圈,希望对大家有用
2007-10-20 16:47
zhchqphchz
take a look
tks a lot
2007-10-28 13:53
yourfriendzh
是那个国标的?[em30]
2007-11-17 13:06
zn680420
非常感激[em31] [em31] [em31]
2007-11-23 19:19
bobyang
谢谢!
[em17] [em31]
2007-11-27 10:15
fsea11
tks
非常感谢[em44] [em33] [em44]
2008-1-25 09:15
fairy_slw
基础的东西,比较全面了
谢谢了
顶啊
2008-1-29 14:37
y00102
thank you !!!!!!!!!!!!!!!!!!.......................
2008-2-23 16:36
dgyyjp
谢谢楼主~~~~~~~~~~~~~~~~~~~~~
2008-4-4 10:36
maicaca
谢谢楼主分享!应该有用的![em20]
2008-4-8 13:38
bai3697
Thank you !
好东东!
2008-4-14 11:53
2iso
Thank you.
very much.
页:
[1]
Powered by Discuz! Archiver 5.5.0
© 2001-2006 Comsenz Inc.