I tried to get a sample for O.S.L. dating here, but when bits of the deposit started falling down around me, I decided that hammering a metal pipe into this rock pile might not be such a good idea.

我尝试就在这儿拿一些光释光的样本，但是，当一些小的沉积开始在我周围坠落，我决定把一个金属馆子锤进岩石里当桩也许不是一个好点子。

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Entered the room, the girl felt at the foot of a rock, she hastily caught a piece of pipe, thinking is an illusion?

一走进房间，女孩就感到脚下一阵晃动，她急忙扶住一根铁管，心想是错觉吗？

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According to different types of constructions, the concrete methods of rock blasting technology of pipe pushing are discussed.

针对不同的工程类型，探讨顶管穿越石方爆破的具体方法。

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It isolates and segregates different subsurface zones and rock units, it controls corrosion, and it stabilizes the well, the pipe and the rock formation itself.

FORBES: The Fracking Solution Is A Good Cement Job

After World War II Lowe's became known hundreds of miles around for rock-bottom prices on nails, copper pipe and lumber by the railcar-load.

FORBES: Merchant Princes

Horizontal Drilling now allows these same operators to drill and set pipe for a mile or more horizontally through this same rock formation.

FORBES: Horizontal Drilling: A Technological Marvel Ignored