-
At that speed, the pressure is three times the force of gravity.
VOA: special.2010.07.07
-
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。
-
So for the reversible process, the work done is the integral under the pressure volume state function, the function of state.
对可逆过程，做的功,是压强体积态函数曲线下，的积分面积。
-
Li says owning a home is a lot of pressure because housing prices in Beijing are the highest in the country.
VOA: standard.2009.09.28
-
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。
-
Heart failure is caused by high blood pressure or coronary artery disease, a narrowing of the arteries in the heart.
VOA: standard.2010.06.04
-
Mr. Trichet thinks that the Fed is running dangerous inflation risks ." by cutting rates too soon in the face of Wall Street pressure."
特里谢认为,美联储降息过快,将面临来自华尔街的压力而最终身陷囹圄“
-
He says reports of water contamination occur wherever there is hydro fracking, perhaps because the process uses such great pressure.
VOA: standard.2010.01.02
-
The partial pressure of the water, of gaseous water above that equilibrium of ice and water is not one bar, it's much less.
哪里错了吗？,问题在于,冰水混合物上方的,大气中水蒸气的分压，不是一个大气压。
-
The isolated country is also under pressure because of United Nations sanctions imposed after Pyongyang conducted a nuclear test a year ago.
VOA: standard.2010.05.03
-
And the equation of state, pressure versus volume at constant temperature, is going to have some form, let's just draw it in there like that.
系统的态函数，恒温下压强比体积，变化曲线，就像这样。
-
The Iraqi government is under pressure to prove that it is capable of maintaining security inside the country before the June 30 U.S.pull-back.
VOA: standard.2009.06.01
-
So, all I want to do now is look at the derivatives of the free energies with respect to temperature and volume and pressure.
我现在所要做的一切就是,考察自由能对,温度，体积和压强的偏导数。
-
Ms.Merkel says it is the intention of the international community "to raise the pressure" on the Afghans to begin taking over step by step.
VOA: standard.2009.09.07
-
And our heat of reaction or enthalpy of reaction is defined as the enthalpy at constant pressure.
我们的反应热，或反映,的焓被定义为恒压，等温。
-
Even as the Iranian government is trying to deflect international pressure, it is still dealing with the fall-out of its disputed presidential election in June.
VOA: standard.2009.10.12
-
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。
-
"The amount of pressure from economic fronts, it is just enormous,"
VOA: standard.2009.12.17
-
What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.
我们将零点定义为每种元素,在室温和正常大气压下,在其自然状态下的焓。
-
Pattinson is Edward and the English-born actor says the entire cast felt the pressure of expectations from avid fans of the first film and the Twilight novels by Stephanie Meyers.
VOA: standard.2009.11.23
-
p2 One of them is going to end up at pressure p2 p3 and the other is going to end up at pressure p3.
其中一种末态压强为2,另一种末态压强为。
-
Najafi was asked by a reporter about reports U.S.special envoy Richard Holbrooke is trying to pressure the Afghan government into holding a second round to alleviate concerns of widespread voter fraud.
VOA: standard.2009.08.29
-
This piston is being brought out, so we expect 0 the work to be negative, negative. And we start o V2 ut with zero volume. We end up with a volume p2 of V2, and the external pressure is constant to p2.
所以我们可以想象功是负的,开始的时候体积是,最终的容积是,外界的压力恒为。
-
Because of their unique surface, each medal is struck with 12 dies nine times with 1,900 tons of pressure, the weight of more than The native designs were laser-engraved on each medal.
VOA: standard.2010.02.16
-
This is very different from the functions of state like pressure and temperature.
联系初末两态的整个过程,这与压强。
-
The visit is gesture of support to the Pakistani government, which has been under intense American pressure to defeat Islamic extremists who have dramatically increased their attacks across Pakistan in the past two years.
VOA: standard.2009.06.03
-
Pressure is when you have one of these hard spheres colliding against the wall.
这是一个小球,它与墙发生碰撞。
-
That prompted a strong protest from China. U.S.military officials deny they bowed to pressure from Beijing and moved the maneuvers from the Yellow Sea, saying the Sea of Japan actually is the most appropriate venue for this drill.
VOA: standard.2010.07.26
-
Pressure has dropped out of the picture completely here. So there is no p dependence here.
理想气体的H只是温度的函数,这对于真实气体来说是。
-
And the triple point of water is 16K that temperature and pressure - there's a unique temperature and pressure where water exists in equilibrium between the liquid phase, the vapor phase, and the solid phase.
与水的三相点,我们定义它为273。,水的三相点,是一个特定的温度和压强,可以使水的液态，气态和固态三相共同达到平衡，三相点是液态。
应用推荐