If I have Avogadro number of these things in a long line, you can bet it is going to be a solid.
如果在一条直线上,这些东西有阿伏伽德罗常数那么多,你肯定会说它是固体。
So that's, I hope it has a future, and I think it definitely does. So that's my future.
所以我希望它会有发展,我也觉得它肯定有。所以,那就是我的未来。
It must be metonymic--but wait! It is spoken by a voice.
它肯定是转喻的,但是等等,它是有声音的。
The only place q1 appears here is here, so when I differentiate again I'm going to get -2b and sure enough that's negative, which is what I wanted to know, just to check that when I'm finding this thing, I'm finding a maximum and not a minimum.
只有这一处有q1,因此二阶导数是-2b,它肯定是个负数了,这正是我们想得到的结果,这就验证了我们刚才得出的,是最大值而不是最小值
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