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炮孔利用率
pàokǒng lìyònglǜ
expl.
breaking shot
;
blast hole utilization
炮孔利用率
爆破掘进的进尺与炮孔长度之比称为炮孔利用率。爆破效果较好的掘进爆破,其炮孔利用率可以达到95%
pàokǒng lìyònglǜ
expl.
blast hole utilization factor
炮孔利用率
爆破掘进的进尺与炮孔长度之比称为炮孔利用率。爆破效果较好的掘进爆破,其炮孔利用率可以达到95%
pàokǒng lìyònglǜ
expl.
efficiency of borehole
炮孔 利用 率
:
3 phrases
in 1 subject
Explosives and Explosive Ordnance Disposal
3
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