... self-boring pressuremeter test 自钻式旁压试验 test boring 试钻 ; 勘探钻井 ; 探穴 ; 试钻孔 test boring machine 试钻机 ...
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... thrust boring 压力钻孔，冲击钻孔 trial boring 试钻[探] tube sample boring 薄管取样钻探,钻孔取样 ...
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... prospecting counter 电测计数器 prospecting drill 试钻 prostalene 前列他林 ...
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钻头试钻过程 bit break-in procedure
试钻孔 test boring ; Bore test ; test bore ; trial bore hole
试钻机 test boring machine
试钻求取最优钻压 drill-off test
试钻孔试镗孔 test boring
试钻钻孔 explorarory bore-hole
钻孔试验 boring test ; drill test ; trepanning test ; drilling test
牙轮钻头试验钻机 blast hole testing drill ; rock bit testing rig
钻孔测试 borehole test
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