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岩石可钻性 yánshí kězuànxìng
dril. drillability of rock
oil rock drillability
岩石可钻性指岩石抵抗钻凿破碎的能力,它反映钻凿眼孔的难易程度。准确的岩石可钻性,是预估凿岩速度和制定凿岩生产.定额的科学依据,也是正确选择钻凿岩石方法与设计凿岩工具的理论基础 yánshí kězuànxìng
expl. drillability of rock
岩石可钻性: 8 phrases in 1 subject
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