calyx drill holes 萼状钻孔 ; 萼孔
Display drill holes 显示钻孔的实际大小
drill holes in the tree 在树上钻洞 ; 在树的钻孔
periscopic inspection of drill holes 潜望镜检查钻孔
freezing drill holes 冻结造孔
troubles in drill holes 钻探孔内事故
drill holes in themselves 在他们自己身上挖洞
dry and wet drill holes 干式与湿式钻眼
They drill holes in the ice and drive light trucks over them.
他们在冰上打洞并驾驶轻卡车通过。
Operate machine to drill holes in blocks or slabs of stone according to specifications.
操作机器,按规格在木块或石板上钻孔。
If we drill holes in strategic locations, we compromise the load-carrying capacity of the wall.
如果我们在关键位置钻孔,墙的承重强度就会降低。
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