Determine the system pressure.

测定系统压力。

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Prior to installation of the tank in the system the tank must be pre-charged to the system pressure as determined in Step 2.

在把膨胀罐安装在系统里之前，膨胀罐必须预先充气加压使之达到步骤2所测定的系统压力。

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Returning the lever to its normal position releases the tension on the rod permitting the valve to maintain normal system pressure.

将手柄恢复到正常位置，则“压杆”上的压力就得到缓解，使得调节阀能够保持正常的系统压力。

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They may have a weak or damaged heart, high blood pressure or other problems of the blood system.

VOA: special.2010.07.27

Let's imagine maybe instead we just immediately dropped the pressure let the system expand against the lower pressure.

现在假设,我们很快地降低压力,让系统在低的外压力下膨胀。

麻省理工公开课 - 热力学与动力学课程节选

There's a volume, there's a temperature, than the pressure here. There's other volume, temperature and pressure here, corresponding to this system here.

温度等状态函数有本质区别，这个状态有一组，确定的体积，温度与压强。

麻省理工公开课 - 热力学与动力学课程节选

But Mastro argued that the outtakes exposed a criminal conspiracy, in which Donziger was exploiting the corruption of the Ecuadoran system to pressure Chevron into a huge settlement.

NEWYORKER: Reversal of Fortune

As emerging economies become a bigger and more important part of the global financial system, pressure is being exerted on institutions to shift their governance to recognize the needs and aspirations of such nations.

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And while the inescapable and obvious result is that increased financial pressure is placed on the private health insurance system at the expense of removing some of the financial pressure on the government run Medicare system, what may not be quite so obvious is the additional financial pressure placed on even the youngest and healthiest people in the private health insurance pools.

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