When the initiator amount added increases, MW of the resin decreases while MWD changes a little.

引发剂用量增大时，树脂的分子量下降，但分子量分布变化不大。

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If the weather condition of the atmosphere changes a little in short time, we can consider that the extinction coefficient has no change.

如果大气气象条件在短时间内变化很小，则可认为消光系数在这段时间内没有变化。

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After these, the structural natural frequency changes a little, but the grinder bed mass reduces greatly, thus the obvious result is achieved.

优化后，结构固有频率及刚度变化不大，而床身质量却大大下降，取得明显效果。

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In fact, temperature is such a carefully controlled parameter that when it changes just a little bit by a couple of degrees, we know that something's wrong.

事实上,体温被控制得如此精细,哪怕只改变几度,我们就能感觉出来不对劲

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And let's work--we'll hear that again, but as you can see and then hold on that and then the changes came a little bit faster and faster.

我们开始吧，然后就可以再次听到了，不过就像大家可以看到，然后继续保持到,再开始有变化，变得越来越快。

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That - irreversible changes happen all the time too but here I'm talking about very subtle small changes where you're changing the structure of the protein but only a little bit such that it can go back.

这种不可逆的改变时时刻刻都在发生,但我在这里想讲的是,对蛋白质结构进行微小的改变,小到这种改变是可逆的

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