drill hole造句怎么写

Levelling is usually carried out with vertical drill holes.

In general can be twist drill hole, but you should drill holes, step and then expanded to the required diameter.

This paper union sandy soil area drill hole filling pile construction, analysis the hole, the pile quality question because the construction operation does not work.

Based on the study of the drill hole and near surface samples, two kinds of cesium minerals, pollucite and Cs rich lepidolite, are observed.

After positioning the stationary seat, drill holes on the specified location with percussive drill. Be careful not to drill at high speed to avoid cracking on the tiles.

"The drill hole is just a pinprick on an elephant's back," he said.

When used, the left-hand tap is put into a drill hole of a drilled broken bone, and then operated by a left hand to make left-hand internal threads.

Adjust bust point. Trace off form the draft, add seam allowances. Notch and mark drill hole for dart point.

The dentist began to dig holes and drill holes in the troubled tooth until it was finally made up.