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。
And what's this little loop say to do? This little loop says I'm going to write a function or procedures that takes in two messages.
这个小循环是做什么的,这个小的循环是,我要写一个函数或者过程来接受两条消息。
I can do that because it's reversible, and I can get a functional form out.
画出路径就意味着过程是可逆的,下面我们来看这条曲线的函数形式。
So it's got an internal procedure,internal function, local to the unit test, that runs the simulation.
它有内部过程,内部函数,它对unit,test来说是有本地环境,来支持股票仿真程序的运行。
So what does that tell us about a state function like u?
所以这告诉我们的是,这过程中像u这样的态函数式怎么变化的?
And of course, in either case, w delta u is q plus w, so it's q irreversible plus w irreversible, u being a state function it's the same in either case.
当然了,在这两个过程中,Δu都等于q加,因此现在是q不可逆加w不可逆,同时u在这两个过程中都是态函数。
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