pressure difference

常见例句

By measuring this pressure difference it is possible to calculate the flowrate through the flowmeter.
通过测量这种压力的差异有可能来计算流量通过流量计。
When there's a big pressure difference the winds come in from the south-west, bringing mild damp weather from the Atlantic.
当冰岛地区和亚速尔地区的气压相差悬殊，风就从西南部吹来，带来大西洋温和而潮湿的气候。
Once they hit the edge of a cone, drops are propelled towards its base, the least curved region, because of the pressure difference caused by surface tension.
一旦水滴流到了圆锥体的边缘，就会在锥体表面张力所形成的压力差的作用下流向它的底座，那里是曲线弧度最小的地方。

Because we did work at constant pressure, and so it's just volume difference times pressure.
因为是在恒压下做功，所以功就等于体积变化乘以压力。
麻省理工公开课 - 热力学与动力学课程节选

So what is the difference between pressure and stress?
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