sealing off

常見(jiàn)例句

The deficiency of sealing off a borehole by slipping casting in the past is analysed.
分析了以往注漿封孔工藝存在的不足。
It introduces one kind of new technology—— "ladder"-like sealing off a borehole by slipping casting.
提出了一種針對(duì)深鉆孔的注漿封孔新方法——“階梯”式注漿封孔方法。
To survive this, the Givin have evolved a means of sealing their entire anatomy in a form of organic exoskeleton vac-suit, sealing off all orifices and entering a state of hibernation.
為了生存，吉文人進(jìn)化出外骨骼，如同真空防護(hù)服一樣，把自己的身體組織包裹在里面，閉合所有腔孔，進(jìn)入冬眠狀態(tài)。
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They are patrolling along streets, stopping cars and pedestrians to check papers and sealing off some areas to all but residents.
ECONOMIST: Our correspondent reports from Tibet
Then there is Halliburton, which was contracted to cement the production liner in the well casing, effectively sealing off the reservoir from the well bore.
FORBES
But its decision to build a five-kilometre (three-mile) chain-link fence sealing off the centre of the old city of Quebec created an unfortunate symbol of exclusion.
ECONOMIST: A cautious yes to pan-American trade