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岩石可钻性
释义
岩石可钻性
Encyclopedia
工学
岩石破碎
释
rock drillability
岩石可钻性
钻头在岩石中钻眼的难易程度。
工学
岩石可钻性
释
rock drill-ability
岩石可钻性
岩石抵抗钻进破碎的能力。反映了钻头钻进破碎岩石的难易程度,是岩石在钻进过程中显示出的综合性能指标。
理学
岩石钻进特性
释
rock drill-ability
岩石可钻性
岩石被破碎钻进的难易程度。
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National Maritime Museum
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national measurement primary standard
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National Memorial Day for Nanjing Massacre Victims
National Mentally Handicapped Education Experience Exchange Conference
National Meteorological Centre
National Meteorological Information Certer
National Metrology Centre for Energy(Aerospace)
National Metrology Institute
National Metrology Institute of Japan
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national mineral database
National Mining museum, Rumelange
National Missile Defense
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National Mobilization in Suppression of Communist Rebellion
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