coal_cutting_pick_有道手机词典

1.To adopt white light digital speckle correlation method, so as to observe the coal body's deformation and destruction law in pick cutting course.
采用白光数字散斑相关的方法，观测截齿截割作用下的煤体变形破坏情况。
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2.According to the compressive strength of coal rock mass, the paper provided the calculation formula of the pick cutting force during the coal cutting operation.
根据煤岩体的抗压强度，给出了镐形截齿破煤过程中截割力的计算公式。
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3.The damage styles of cast-in cutting pick and hard-solder forging cutting pick are analyzedaccording to the comparing experiment under coal mining well.
通过井下采煤对比试验，分析了镶铸截齿与锻造针焊截齿的损坏特点。
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