赤色火炎 发表于 2018-11-28 08:54:09

NFPA 472-2013

NFPA® 472
Standard for
Competence of Responders to
Hazardous Materials/Weapons
of Mass Destruction Incidents
2013 Edition

admin 发表于 2018-11-28 10:44:47

谢谢您的分享，金币已奖励!

平安110 发表于 2019-1-28 13:11:48

good discription and  requirement of competency
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