1."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。
2.When used, the drill bit is put into a drill hole, and then rotated left to drill out the drill hole with left-hand threads.
使用时，将钻头放入钻孔的位置，左旋转即可钻出左旋丝纹的钻孔。
3.Most darts are marked with notches for the dart site and drill hole for the point at which the dart terminates.
大多数省道用刀眼作为省道定位标记，用钻眼表示省道终端。
4.Since the crater-hole breakage is of great importance, it can be advisable to use a larger drill hole than the others in the raise.
由于漏斗炮眼的爆破效果非常重要，故天井爆破宜采用较大的炮眼直径。
5.Some traces of the remains have knifed, shot through the hole and the apparent open with a drill hole.
部分遗骨上有刀砍的痕迹、子弹射穿的洞以及明显的用钻头打开的窟窿。
6.The fact that the drill hole openings are located under water complicates charging work.
炮眼口位于水下，无疑会使装药工作复杂化。
7.The medical orthopaedics left-hand drill bit solves the problem of the drill hole matched with a left-hand tap.
本实用新型解决了左旋丝锥所需配套的钻孔问题。
8.The method of rotary drilling hole and protecting hole wall by static mud is an advanced technique to drill hole.
静态泥浆护壁旋挖成孔工艺是一项先进的成孔工艺。
9.Parameter studies are performed to investigate the effect of nail length, inclination angle, spacing and diameter of drill hole.
参数研究包括土钉长度、倾斜角、间距和孔径等对补强效果的影响。
10.Match the balance marks carefully and complete by tapering the stitching past the drill hole in the usual way.
仔细地对准对位记号并用以往的方法完成。针迹逐渐变细经过钻眼即可。