casing line pulley 下套管钢丝绳滑轮
extreme line casing 管端成平坦线套管
mud line casing support system 泥线套管支承系统
stream-line casing 流线型壳
extreme line casing tube 极端线套管
casing g line 下套管钢丝绳
casing processing line 套管生产线
casing production line 套管生产线
line with casing 用套管护孔
And he said rescuers were debating whether they would in fact need to line the rescue tunnel with metal casing as planned, a process that would take several days.
并且他说营救人员正在辩论他们是否实际需要铺设金属壳的营救管道作为计划，这个过程将花费几天！
The stage where the volume pumped places the influx inside the casing shoe (the shoe line), is important as well but has not been included in these basic phases in well control.
泵入体积将侵入挤入管鞋内这一阶段是个十分重要的阶段，但不包括在井控的这几个基本阶段。
That introduced the technological process and characteristic of the PVC/SBS general character producing corrugated casing - line pipe.
介绍了聚氯乙烯与丁苯热塑弹性体共混改性生产波纹套线管的工艺过程。
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