英德
有道
百度
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管道施工
[建] pipeline construction
piping installation
piping installation
- 顶管施工是继盾构施工之后发展起来的一种地下管道施工方法。
Top pipe construction is a kind of underground piping construction method to develop after shield construction. - 在回填土地区进行管道施工，应根据回填土的性质，对管底及管顶的回填土进行处理。
During the pipeline construction in backfill soil area it is needful to treat backfill soil around pipeline according to property of backfill soil. - 由于此种焊接工艺具有生产成本低、生产效率高、一次焊接合格率高等特点，因此在大、中型直径管道施工中具有较好的推广应用价值。
The technique is worthy of being popularized in the construction of pipelines with large or middle diameter because of its low cost, high efficiency and high qualified rate.
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