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河津电厂厂外排洪沟砼预制管顶管工程,在湿陷性黄土地一次成功双向顶进231.1m。既降低成本又缩短工期。
The prefabricated pipe-jacking project for flood drainage trenches outside the Hejin Power Plant has successfully completed a two-way jacking of 231.1m in the collapsible yellow earth. Both reduce costs and shorten the duration.