line blockage meaning in Chinese

导管堵塞

Discussion on using the technology of the digging pipes to deal with line blockage in bored piles
用挖孔桩技术处理钻孔桩卡管事故的探讨
It shows that the on - line blockage process with expansive cylinder has the advantages of high safety and low construction cost compared with several other on - line blockage processes
摘要通过对几种不停输封堵工艺的特点进行对比，说明了膨胀筒式不停输封堵工艺具有安全性好、施工成本低的优点。
And combined with the engineering practice of xiao - xiang highway route alteration project , it introduces the technological process of on - line blockage with high pressure expansive cylinder and the key working procedure of practical operation
对比囊式封堵和盘式封堵，从安全性、经济性、可操作性、稳定性和时效性方面论述了膨胀筒式不停输封堵的特点及其在油气管道施工中的优越性。