... 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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短语
钻头试钻过程
bit break-in procedure
试钻孔
test boring
;
test bore
;
trial bore hole
试钻机
test boring machine
试钻求取最优钻压
drill-off test
钻孔试验
boring test
;
drill 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
试探钻孔
trial bore hole
钻芯试样
core sample
-
test drilling
test boring
-
prospecting drill
-
trial boring
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