This is of some interest to us, so turn to the left-hand column of page 720 in the Hughes edition.
这让我们觉得有趣,在休斯的版本里翻到720页左边一栏。
So this is my grades on the left hand table, but now let's look at what my pair will do, what my pair will get.
我的成绩写在左边的表格里,我们再看看我对手,她会得到什么成绩
It's tabulated in books, and this we can measure p in the experiment. Delta p here is the change in pressure from the left side to the right side, and we can put a thermometer, measure the temperature before the experiment and measure the temperature after the experiment.
这列在书上,这个量我们在,实验中也可以测量,在这里Δ,是从左边到右边的压强变化,我们可以放一个温度计,去测量实验前的温度,再去测量试验后的温度。
As long as we understand that, we can do this cancellation and this says on the left-hand side the change in the quantity v square over 2 is a times the change in the quantity x.
只要我们明白这一点,我们就可以这样做简化,在等号左边,v^/2的变化量,为a乘以x的变化量
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