1 词条
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Trenchless construction
Underground construction that involves little or no surface trenches so it has minimal disruption to traffic, business, and other activities. Trenchless technology is a fast growing sector of construction and civil engineering that covers such methods as boring, drilling, tunneling, and pipe ramming.
非开挖工程的贡献者
Trenchless construction
隧道掘进机 (TBM)
建筑; 非开挖工程
1） 全断面圆机械化盾构，通常的人员进入直径，可操纵和旋转切割头。管道安装它带领的静压管的字符串。可控制从内屏蔽或远程方式。 2） A 机械挖掘机在隧道中用来挖掘隧道的正面。 ...
