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Mechanics
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径震
击
器
full-bore jar
冲
击
控制装置
control jumper unit
冲
击
试验
机
vertical drop machine
冲
击
机
drop breaker
冲
击
点
point of impact
冲
击
试验机
drop breaker
冲
击
钻头
percussion bit
冲
击
钻头
hammer bit
双轴冲
击
测试机
biaxial shock test machine
垂直冲
击
式钻机
vertical thrust borer
底部安装式冲
击
定位系统
bottom mounted impact location system
最大冲
击
点
point of maximal impulse
每分钟冲
击
锤数
blows per minute
每英尺冲
击
锤数
blows per foot
直接式冲
击
direct action impact
起动拍
击
点火设备
slapper actuated firing equipment
起动拍
击
点火设备
slap actuated firing equipment
高频冲
击
往复式
钻机
high frequency reciprocating rig
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