封堵压力 sealing pressure
单向压力暂堵剂 unidirectional pressure temporary plugging additive
可模压堵料 moldable putty
堵截压力机 cutting-out press
在线带压堵漏 On-line Leak Sealing
气压堵缝 pneumatic calking
带温带压堵漏技术 UPLS
带压堵漏 leak stopping at medium pressure ; plugging leakage accompanied with pressure
液压压力堵塞 hydraulic pressure plug
于是一堵圆形的空气墙就压向船底的中部。
So a round wall of air pressed towards the middle of the base.
丙烯酰胺类聚合物在油田各领域应用极广，无论是钻井、固井、堵水、压裂还是驱油等多个方面都有应用。
The acrylamide kind polymers have a very wide application in oil field, like drilling cementing exclusion of water compressive fracture and flooding oil etc.
试压前要先封好盲板，认真检查管路是否连接正确，有无管内堵死现象。
Seal the blind plate and check carefully whether the pipeline is correctly connected and block phenomenon in the pipe before pressure test.
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