对理想气体而言为什么内能与体积无关?由dU=dQ—PdV知,如果U与V无关,而Q热量也是与V无关的,那是不是说功——Pdv为零,即理想气体不管体积怎么变化其功值为0?
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![对理想气体而言为什么内能与体积无关?由dU=dQ—PdV知,如果U与V无关,而Q热量也是与V无关的,那是不是说功——Pdv为零,即理想气体不管体积怎么变化其功值为0?](/uploads/image/z/1464277-13-7.jpg?t=%E5%AF%B9%E7%90%86%E6%83%B3%E6%B0%94%E4%BD%93%E8%80%8C%E8%A8%80%E4%B8%BA%E4%BB%80%E4%B9%88%E5%86%85%E8%83%BD%E4%B8%8E%E4%BD%93%E7%A7%AF%E6%97%A0%E5%85%B3%3F%E7%94%B1dU%3DdQ%E2%80%94PdV%E7%9F%A5%2C%E5%A6%82%E6%9E%9CU%E4%B8%8EV%E6%97%A0%E5%85%B3%2C%E8%80%8CQ%E7%83%AD%E9%87%8F%E4%B9%9F%E6%98%AF%E4%B8%8EV%E6%97%A0%E5%85%B3%E7%9A%84%2C%E9%82%A3%E6%98%AF%E4%B8%8D%E6%98%AF%E8%AF%B4%E5%8A%9F%E2%80%94%E2%80%94Pdv%E4%B8%BA%E9%9B%B6%2C%E5%8D%B3%E7%90%86%E6%83%B3%E6%B0%94%E4%BD%93%E4%B8%8D%E7%AE%A1%E4%BD%93%E7%A7%AF%E6%80%8E%E4%B9%88%E5%8F%98%E5%8C%96%E5%85%B6%E5%8A%9F%E5%80%BC%E4%B8%BA0%3F)
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