钻孔：使用钻头或其他工具在物体上钻出孔洞。
钻孔-引用次数：10
参考来源旋挖钻机钻桅垂直度控制系统的研究
钻孔-引用次数：8
参考来源深圳市断层活动性和地震危险性研究
钻孔
排放钻孔
钻孔
钻孔
... 地线层（Ground） 钻孔（Drill Hole） 铜膜导线（Track） ...
从设计的角度来看，一个过孔主要由两个部分组成，一是中间的钻孔（drill hole），二是钻孔周围的焊盘区。这两部分的尺寸大小决定了过孔的大小。
... 水濂系统；大型灭火洒水器 drill 钻头 drill hole 钻孔 drill records ...
[机]钻孔
A plug had been inserted in the drill hole.
那个钻孔里已经塞上了塞子。
"The drill hole is just a pinprick on an elephant's back," he said.
“钻井对于整个岩浆体来说只不过是大象背上的一个小针孔。”马施说。
Drilling: refers to the use of drilling or milling machine drill hole of the workpiece process.
钻孔：指在钻床或铣床上使用钻头对工件进行打孔的工艺过程。
Later tests found oxygen levels at about 7 percent -- too little to survive -- but that may be because the drill hole drifted as it was being bored, Stickler said.
CNN: Camera lowered into mine cavity shows 'survivable space'
Curiosity won't make its second drill hole until May.
What they've done before the commercial versions is using, like, five-gallon buckets of this drill hole in the bottom, so they can plant through, put some dirt in and hang it up.