牛儿庄煤矿大倾角厚煤层轻放开采技术

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牛儿庄煤矿大倾角厚煤层轻放开采技术的英文翻译

基本释义

Fully mechanized coal mining face with light weight hydraulic powered caving support in deep inclined thick seam of Niu'erzhuang Mine

牛儿庄煤矿大倾角厚煤层轻放开采技术的相关资料：

临近单词

牛牛劲

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