pressure in vacuum tank

The so-called vacuum pump is the air tank in vacuum pressure, can the sewage contamination sucked in, this is a physical effect.

所谓真空泵就是把罐体的空气抽成真空，能过压力把污水污物吸进去，这是一个物理的作用。

The Discussion About The Failure Under External Pressure Of Inner Press Vessel In Cryogenic Vacuum Storage Tank With Powder Insulation

真空粉末绝热低温液体贮槽内容器受外压失效问题探讨

This article analyses the reasons of the failure under external pressure of inner press vessel that in cryogenic vacuum storage tank with powder insulation, and the protective measures ought to be adopted.

本文对真空粉末绝热低温液体贮槽内容器受外压失效的原因进行了探讨。制造过程中，在真空夹层充氮置换和气压试验时，要对内容器采取安全承受外压的保护措施。

A high vacuum in the fuel tank can cause atmospheric pressure to collapse the tank.

燃油箱内的高真空,会引起大气压力压塌油箱.