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Discussion about Weighing Working Efficiency of Coal Winning Mechine with Pactical output Per Day
Author(s): 
Pages: 40-41,58
Year: Issue:  1
Journal: COAL

Keyword:  采煤机开机率日产量高产高效;
Abstract: 分析了以往一些有关采煤机开机率的公式,并提出了以工作面日产量为基础表示采煤机开机率的新方法,真正的体现了"高产高效"的关系.
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