Plyethylene burying pipe 聚乙烯直埋管
Polyethylene burying pipe 聚乙烯直埋管
vertical burying pipe test 垂直埋管试验
pipe-burying 埋管
pipe burying 埋管
pipe-burying phase 埋管阶段
When laying pipelines under road, railway, river and other obstructions, conventional drenched pipe burying method is hard in construction.
在公路、铁路、河流及其它障碍物下敷设地下管道时，采用常规的挖沟埋管法施工难度较大。
Describes the methods of reinforcing roof of the plank and surrounding rock by using pipe-burying filling, to mak them as a whole, so as to go-through the caving zone safely and smoothly.
详细介绍了采用埋管注浆方法充填加固冒落段巷道顶板及围岩，使之胶结成为整体，从而安全顺利地通过该冒落带的施工技术。
The grouting way comprises drilling hole, clamping the plug or burying the pipe, and configuring grouting devices, and grouting by a plurality of holes connected in parallel.
灌浆方法包括钻孔、卡塞或埋管、配置灌浆器具，然后采用多孔并联灌浆。
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