
防爆安全标志 1.适用于1区,2区危险气体场所。 2.适用于石油化工,船舶,海上钻井,采油平台等场所。 3.适用于ⅡA,ⅡB,ⅡC类爆炸性气体环境 2.Application in the petrochemical industry, shipbuilding, offshore drilling, oil production platform and other places. 3.Applicable to A. B, II, II class C explosive gas environment 4.Applicable to the security exit, evacuation with flag
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