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They discovered a drop in pressure in the fuel cells that supplied electricity.
VOA: special.2009.06.24
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And you can find these compressibility factors in tables. If you want to know the compressibility factors for water, for steam, at a certain pressure and temperature, you go to a table and you find it.
各种气体的压缩系数,想知道水或者水蒸气,在某个温度和压强下的，压缩系数，查表就行了，这是实际气体状态方程的。
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There's the hard sphere. It wants to collide against the wall to create a force on the wall, and I have a couple of the hard spheres that are nearby, right, and in the absence of any interactions, I get a certain pressure.
给墙一个作用力,现在它的附近，还有许多小球,没有相互作用时,它将直接冲向这面墙。
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Also,their risk of side effects such as glaucoma, high blood pressure and edema, or swelling in the legs,was reduced.
VOA: special.2010.06.23
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And we noticed the built in pressure to try to bring into alignment our judgments about particular cases and the principles we would endorse on reflection.
然后我们发现,要在特定案例之下，自圆其说我们的判断,校正我们一再确认的原则，难度越来越大。
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Decreases in barometric pressure two to three days before the visit also appeared to trigger headaches, but to a lesser extent.
VOA: special.2009.03.18
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If we get the pressure in there just right, we will allow for gas electron collisions and then we get the glow that ultimately was sent through the slits.
如果我们把气压设置在一个适当程度，把气体电子碰撞也算在里面,我们得到的炽热,最终将通过裂缝传送。
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During that time, Branch Rickey tested Robinson's ability to deal with racial pressure he would face in the major league.
VOA: special.2009.04.05
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It also is possible, again it's just speculation, that population pressure might well be greater in the cities that did the colonizing.
再一次,只是猜测,也很有可能,这些进行殖民的城市,人口压力相对大
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His heart doctor,Alan Schwartz, said the former president had been feeling pressure in his chest for several days.
VOA: special.2010.02.17
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It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.
这列在书上，这个量我们在,实验中也可以测量，在这里Δ,是从左边到右边的压强变化，我们可以放一个温度计，去测量实验前的温度,再去测量试验后的温度。
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He is a high blood pressure expert and professor at Albert Einstein College of Medicine in New York.
VOA: special.2010.03.03
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Of course in the reversible case, you're always pushing against an external pressure, which is essentially equal to the internal pressure.
当然在可逆的情况下，外压力，总是，等于内部压力。
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The South,however, felt the pressure more severely, because it was weaker in troop strength and industrial strength.
VOA: special.2009.10.22
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But we've defined the enthalpy of those elements in their stable state at room temperature and pressure as zero, right?
但我们已经定义了这些,元素处于它们室温和常压下,最稳定的状态时的焓为零，对吧？
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High blood pressure and high cholesterol levels in blood can increase your risk of heart disease.
VOA: special.2011.06.28
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In this case here, our property is the value of the pressure times the volume, times the molar volume. That's the property.
或者电阻,对气体来说，它的特性是气体压强。
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Black men are three times more likely than white men in the United States to die from high blood pressure, also known as hypertension.
VOA: special.2010.10.27
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If I've got a gas in a container, the pressure of the gas has to be the same everywhere in the container, otherwise it's not equilibrium.
如果把气体装进容器里，容器内各处气体的压强,应该是一样的，否则它就不是平衡的。
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All this wet air is pulled in by a high pressure area over the Indian Ocean and a low pressure area to the south.
VOA: special.2010.05.25
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OK, now what we'd like to do is be able to calculate any of these quantities in terms of temperature, pressure, volume properties.
现在我们想要做的是能够利用,温度，压强和体积的性质,计算上面的物理量。
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Workers are drilling two relief wells in an effort to ease pressure on the damaged well.
VOA: special.2010.06.04
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On the other hand, temperature, volume and pressure are variables that are much easier in the lab to keep constant.
另一方面，温度，体积和压强,在实验室中比较容易保持恒定。
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Researchers at the University of Toronto in Canada are studying a mobile phone system that may help people with diabetes control their blood pressure.
VOA: special.2010.12.06
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Hydrogen gas it's in its most stable state, right at room temperature and pressure.
和常压下氢气是氢元素，最稳定的状态，这个小“0“
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In the play, Miller examines the relationship between the pressure to succeed and personal responsibility.
VOA: special.2009.11.29
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We looked at pressure change before, actually, in discussing the third law, the fact that the entropy goes to zero as the absolute temperature goes to zero for a pure,perfect crystal.
在讨论热力学第三定律的时候，我们讨论过压强变化,即对于纯净的完美晶体,随着温度下降到绝对零度熵也变成零。
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He says the antenna can identify odors, as well movement,sounds and changes in barometric pressure.
VOA: special.2010.04.27
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If we have too much gas in here, in other words, if the gas is at too high a pressure, the collisions with the gas molecules will consume the energy of the electrons and, again, we will see nothing.
假设这里有过多气体，换句话说，如果气体处在一个高压状态下，气体分子间的碰撞将会消耗,电子的能量，同样，什么也没有。
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How many moles of gas are there in each case, in reactants and products? If that changes, of course you know that the pressure in there is going to change at constant volume if the amount of gas in there is changing.
在反应物和生成物中，各有多少摩尔的气体？,如果它发生了变化,当然在等体条件下，如果气体的总量,发生了变化，压强也会发生变化。
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