如果我看看拉乌尔定律，很直接地就知道，液体和气体中，每一种物质的化学势，当然，它们必须相等。
Now if we look at Raoult's law, it's straightforward to say what is the chemical potential for each of the substances in the liquid and the gas phase. Of course, it has to be equal.
美国环保署在很久之前就认可二氧化氯液体喷雾或二氧化氯气体对气味和微生物的抑制功效，包括在食品里、家中和任何有微生物需要被杀死的地方。
The EPA long ago approved spraying of ClO2-generating liquids or gas for odor and germ control on food products, home fabrics, and anywhere that germs need to be killed.
如果你以前从未留心过，那么就请观察一下，我们周围的东西不是固体的就是液体或气体。
If you have never noticed before, observe that everything around us is either solid, liquid or gas.
应用推荐