爆炸性环境用往复式内燃机防爆技术通则 第3部分:存在甲烷和(或)可燃性粉尘的地下矿区巷道用Ⅰ类内燃机 (GB 20800.3-2008)
General rules of explosion-protect techniques ofreciprocating internal combustion engines for explosiveatmospheres-Part 3:Group I engines for use in undergroundworkings susceptible to firedamp and/or combustible dust
发布时间:
2008-05-20
实施时间:
2009-04-01
阅读数量:
(121)