Introduces work principles of two adding pressure establishments for high-place fire protection water tank;

介绍当高位消防水箱压力不足时常用的两种增压设施的工作原理；

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Objective To evaluate the therapeutic effect of carotid adding pressure injecting urokinase on cerebral ischemic infarction.

目的探讨颈动脉加压注射尿激酶治疗缺血性脑梗死的疗效。

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Increased quality and safety responsibilities are adding pressure to increase inspections of both foreign and domestic operations.

提高质量和安全责任给国外个国内的运作增加压力。

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Here we have a fixed volume, and we have a little candle, and we're adding heat, and when we add heat, the pressure does what?

这里我们有一个容器，一个蜡烛，然后我们加热，这时压强会怎么变化？

麻省理工公开课 - 热力学与动力学课程节选

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