The general technical condition of the flameproof diesel engine for mine

MT 990-2006，Chinese classification of coals

· Industry News And Trend

矿用防爆柴油机通用技术条件

Chinese classification of coals:MT 990-2006

中华人民共和国煤炭行业标准

Issuing Authority ： National Development and Reform Commission （China）

中华人民共和国国家发展和改革委员会 发布

 

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