采煤方法 meaning in Chinese

coalmining method

Study of end - slope coal mining and its system layout
端帮采煤方法及系统布置的研究
The best choice of mining method in sihe mine
寺河矿井安全高效采煤方法的选择与分析
Study on the mining way under industry square
工业广场下压煤采煤方法研究
Comprehesive management of mining destruction under special rail line
淮南矿区大倾角煤层采煤方法再探
Reform of rolling mining method in villages and towns mines in henan
浅论河南省乡镇煤矿滚帮式采煤方法改革

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