各种定义，学生：绝热过程是可逆的吗？
We're pretty much done with our definitions STUDENT: Was adiabatic reversible?
我们再来研究绝热过程。
这是一个绝热过程。
然后有另外一个绝热过程，绝热压缩到4点。
Then we're going to have another isothermal step, a compression to some point four.
在绝热过程中，不容许热量进入或离开系统。
In an adiabatic process no heat is allowed to enter or leave the system.
你的时间足够快以至于，基本上是一个绝热过程。
So your time scale it just fast enough that this is basically an adiabatic compassion.
提出一种利用绝热过程实现量子信息转移的方案。
We propose a relatively robust scheme to implement quantum information transfer via adiabatic passage.
提出一种方案制备W态，方案基于暗态绝热过程。
A scheme is proposed to generate a W state based on adiabatic passage along dark state.
现在是可逆绝热过程，因此这里有一个关系式，我相信你们还记得。
Now, this is a reversible adiabatic path, so there's a relationship that I'm sure you'll remember.
这个绝热过程的温度是,比T1低，因为这是个膨胀过程。
T2 So this is an isotherm at some different temperature T2, a cooler temperature, because this was an expansion.
现在我们有了一个联系，这些绝热过程中，体积比的关系式。
So now we have a relationship between the ratios of these volumes that are reached during these adiabatic paths.
可见可逆绝热过程都是熵不变的过程，可以把这种过程叫做等熵过程。
It follows that every reversible adiabatic process is one of constant entropy, and may be described as isentropic.
经典大气热力学中的湿绝热过程和假绝热膨胀过程也只是它的一种特殊情况。
Of course, the moist adiabatic process and the pseudo adiabatic process in classical atmosphere thermodynamics are also its special instance.
这里的末态温度,与经过可逆绝热过程,到达相同压强的末态温度相比哪个比较高呢？
T2 Is the temperature T2 in this process smaller or larger than if I were to do the process reversibly with the same endpoint pressure.
绝热过程可以是可逆的，也可以不是，我们可能会在下一次或下下次课上，研究这个问题。
Adiabatic can be either reversible or not, and we're going to do that probably next time or two times.
以湿绝热过程的变态方程为积分方程，由卫星TBB资料反演出大气中各等压面层湿度场。
Taking the wet-adiabatic equation as integral equation, the humidity field on each standard isobaric surface derived from satellite TBB-data is used to improve the model initial conditions.
当等效应变速率较大时，变形热效应对流动应力的影响相当显著，压缩过程基本上成为绝热过程。
While the equivalent strain rate is high, this influence is of importance and the compression process can be approximately considered as an adiabatic process.
运用工程热力学的理论计算组成物料的各气体、汽体、液体于绝热过程中对外所作的膨胀功、爆沸功。
According to the engineering thermodynamic theory, the inflating work and ebulliency work exerted by the materials composed of liquid, vapour and gas during the adiabatic process are calculated.
研究结果表明，煤与瓦斯突出不是大多数学者认为的绝热过程，而是一个偏向于等温过程的多变过程。
It has been proved that the process of coal and gas outbursts is not an adiabatic process accepted by most researchers but a polytropic process that is nearly an isotherm process.
以经典理想气体为工质的卡诺热机循环由两个等温和两个绝热过程构成，热机可逆时，它的效率为最大。
A cyclic thermodynamic heat engine, which combines adiabatic and isothermal processes and consists of classical ideal gas as working substance, runs most efficiently if it is reversible.
模型考虑了燃烧过程气缸壁与环境间的热漏、循环工质在绝热过程中的内不可逆性以及循环时间的影响。
Our model considers heat leak between cylinder wall and environment in combustion process, internal irreversibility of cyclic working fluid in adiabatic processes, and cycle time.
讨论了变质量系统的多方过程、绝热过程及等温过程的能量关系，并与常质量系统的多方过程、绝热过程及等温过程的性质进行了比较。
In this paper, the internal energy and heat of the polytropic process, the adiabatic process and the isothermal processes of the varying mass system are discussed.
讨论了变质量系统的多方过程、绝热过程及等温过程的能量关系，并与常质量系统的多方过程、绝热过程及等温过程的性质进行了比较。
In this paper, the internal energy and heat of the polytropic process, the adiabatic process and the isothermal processes of the varying mass system are discussed.
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