阐明了挖孔桩的优越性。

It states the advantage to dig hole peg.

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该楼系框架结构，采用人工挖孔扩底桩基础。

The building with frame structure is based on manual cavity expansion pile foundation.

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基坑开挖或施行人工挖孔桩常常需要进行人工降水。

Dewatering is always necessary in foundation pit excavation and hand dig piles.

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基坑开挖或施行人工挖孔桩常常需要进行人工降水。

Dewatering is always necessary in foundation pit excavation and hand dig piles.

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