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relief hole
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relief hole
Encyclopedia
工学
掘进爆破
释
relief hole
辅助眼
位于井巷掘进爆破掏槽眼与周边孔之间的炮眼。又称崩落眼。主要是破碎岩石,确保出碴量,以及为周边眼创造均匀的抵抗层。
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Buchwald Hartwig coupling reaction
Buchwald-Hartwig coupling reaction
Buchwald ligand
Buck
buck
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buckets effect
bucket sort
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bucket wheel reclaimer
bucket wheel ship unloader
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buckeye seed
bucking
bucking coil
bucking electric saw
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buckle
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Buckley-James estimator
buckling
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