hebing118 发表于 2017-5-31 20:44:37

BS EN 15004-9-2008

BS EN 15004-9-2008 Fixed firefightingsystems —
Gas extinguishing
systems —
Part 9: Physical properties and system
design of gas extinguishing systems for
IG-55 extinguishant

admin 发表于 2017-6-2 16:57:04

谢谢您的分享,金币已奖励!
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