This is the internal pressure of the system.

这是内部压强。

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Decimating many projects, some projects may be operating in the internal pressure of a number of political issues.

富力有不少项目，可能是内部某些项目运作在新政的压力下出现了一些问题。

youdao

Probabilistic distribution model for welding flaws undetected, material mechanical properties and internal pressure of welded steel pipe are investigated.

笔者研究并建立了焊接钢管焊缝漏检缺陷的概率分布模型及材料性能、输送压力的概率分布模型；

youdao

This is the internal pressure of the system.

这是内部压强。

麻省理工公开课 - 热力学与动力学课程节选

This has absorbed White House energies up to the point where other regions of the world, particularly, our Western Hemisphere does not seem to be on the radar of an Administration working under very hectic conditions of internal and external pressure.

CENTERFORSECURITYPOLICY: The US and its allies must resist Chavez

He told Iranian television that it was an "internal issue" which had "nothing to do with foreign countries", stressing that no amount of foreign pressure would make his government change its policy on internal security.

BBC: UN envoy calls for transitional government in Syria

And there's no doubt that Russia, which historically has had a relationship with Syria, as well as China, which is generally wary of commenting on what it considers to be the internal affairs of other countries, are and have been more resistant to applying the kind of pressure that's necessary to achieve that political transition.

WHITEHOUSE: President Obama holds a Press Conference at the G20 Summit