Drilling techniques that work well in one place can fail in another.

钻探技术可能在一个地方有用，在另一个地方就会失去作用。

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The drilling process and techniques taken are described in detail in this paper.

详细介绍了施工过程及技术措施。

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The drilling process and techniques taken are described in detail in this paper.

详细介绍了施工过程及技术措施。

youdao