pipe jack meaning in English

对管夹具；立根撬杠
管子拉紧装置

Laying of watermain by pipe jacking method in urban area
在市区采用顶管法铺设水管
A construction practice of large diameter pipe jacking in cobble layer
卵石层中大管径顶管施工实践
Application of pipe jacking technology to the municipal engineering projects
顶管法施工在市政工程中的应用
Pipe jacking at wong chuk hang
黄竹坑的顶管工程
Experimental investigation on movement of deep soil mass caused by pipe jacking
顶管施工引起深层土体移动的试验研究

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