pressure difference

基本解释

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?
FORBES: Job One for Leaders
The difference in air pressure made the rocket behave abnormally, and probably contributed to the crash.
ECONOMIST: Hypersonic aviation
This tracks the difference in air pressure between Iceland and the Azores and, during the winter months, determines the strength of the winds, temperatures and rainfall in the St Kilda archipelago.
ECONOMIST: Evolution and climate change

压差
Gained the critical production pressure difference and the critical output by the model.
通过预测，得到预防出砂的临界生产压差和临界产量。
差压
The analysis and the computation of the relationship of the heat-transfer character to windⅠ, to circulation percentage and to furnace pressure difference has carried on.
对循环流化床锅炉炉内传热特性和一次风、循环倍率、炉膛差压等关系方面进行了计算和分析。
压力差

压差
The pore water pressure difference between silt and PVDs （or sand drains） increases and the soil consolidation velocity is accelerated during the embankment construction.
在路基填筑期间，淤泥地基与竖向排水体之间的孔压差增大，加速土体固结。
医药科学
压力差