know v
双语例句原声例句权威例句
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I know v zero x, that is v zero cosine alpha xt=t so x of t is v zero cosine alpha times t but there is no acceleration, so that's it.
并且v0x=v0cosα,那么可有得出,因为没有加速度，所以就是这样了。
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The compiler doesn't know what type V really represents, so it cannot instantiate an array of V.
编译器不知道V到底表示什么类型，因此不能实例化V数组。
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Paste your text into Word by typing Control-V... no, Grandma, I don't know why it's 'V' -maybe because 'p' is already used for printing?
通过Control V来把文本粘帖进Word…不，不，不，奶奶，我不知道为什么是‘V’，可能是因为‘P’已经给打印用了吧？
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Well, we already know what dA/dT at constant V is.
我们知道恒定体积下的。
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v We don't know what it is yet. In order to change this from a p to a V, you have to use the chain rule. So let's use the chain rule.
为了把这里的p变成,我们需要利用链式法则,好，让我们使用链式法则。
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Now you have to know from elementary calculus that v times dv/dt is really d by dt of v square over 2.
根据初等微积分知识你们得知道,v乘以dv/dt其实就是d/2)/dt
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