非开挖施工

  Рет қаралды 382

KingCountyWTD

KingCountyWTD

3 жыл бұрын

是指我们的工作人员在地下深处铺设管道。 相比于明挖沟渠，它对地表的影响较小。 本视频说明了我们将使用的非开挖施工技术，该技术称为水平定向钻进 (Horizontal Directional Drilling, HDD)

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