sigh007 发表于 2013-8-27 14:11:41

ISO 21013-2:2007 Cryogenic vessels -- Pressure-relief accessories

ISO 21013-2:2007           Cryogenic vessels -- Pressure-relief accessories for cryogenic service -- Part 2: Non-reclosable pressure-relief devices



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yangminggao 发表于 2013-8-27 16:23:06

谢谢!!!!!!!!!!!!!!!!1

2013 发表于 2013-8-27 23:40:42

谢谢分享!!!!!!!!!!!1

21319817 发表于 2013-8-28 13:57:54

感谢楼主,楼主是个人厚道人

sanjiaoxing 发表于 2016-12-30 07:36:23

谢谢,希望不要卖金币:lol:lol:lol
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