For cryogenic applications a low temperature seal system (J unit) is also available.

对于低温的工况介质可选用低温密封系统(J单元)。

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Based on our systemic model of information security, we design an electronic seal system.

基于我们提出的信息安全模型，设计了电子印章系统。

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Results show that the seal system has enough seal ability to fulfil the speed limit from zero to designed value.

实验表明，这种密封型式可以达到从零速到设计转速整个范围内均具有所需要的密封能力。

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Nor can India seal off its financial system to the same extent as China.

ECONOMIST: China��s banking system is not a good model for India

Given the two red flags that had been thrown up previously, one would have expected that as a precaution a cement plug would have been placed somewhere in the wellbore as a secondary pressure seal before this primary pressure control system (heavy mud) was evacuated from the wellbore.

WSJ: The Oil Disaster Is About Human, Not System, Failure

All that was needed to make a mechanical energy-storage system was a good enough rotational seal, so the flywheel could spin freely inside a vacuum chamber with no air resistance.

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