At each stop, they can walk a short path to a viewing area where they can see a different part of the park.
VOA: special.2009.04.15
V2 You could also do a different path.
再保持体积为。
If I look at different points in my container during that path, I'm going to have to use a different value of pressure or different value of temperature That's not an equilibrium state, and that process turns out then to be an irreversible process.
如果我要研究在路径中容器里的,不同的点,我就得在容器里不同的点上使用,不同的压强值,或不同的温度值,实际上这不是个平衡态,这个过程是,不可逆过程。
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