drill hole是什么意思 drill hole在线翻译 drill hole什么意思 drill hole的意思 drill hole的翻译 drill hole的解释 drill hole的发音 drill hole的同义词

[机] 钻孔

1. A rescuer surnamed Jiang said that the rescue plan was to drill a hole through which they could put life detection instruments.

2. Then the rover will use the same arm to drill a tiny hole in the surface and give scientists a glimpse of its interior.

3. Rescuers then will use a wider drill to drill a hole 71 centimeters across, wide enough to pull the miners to the surface.

4. The first step will be to drill a " pilot hole " similar in size to the other three.

5. Workers pounded on a steel drill bit but heard nothing from below, and a camera and a microphone lowered into the hole detected no sign of them.