Deepening study was carried out of the synthesis of polyvinyl formal, its reaction law was summed up and optimum technological conditions were presented.

深入研究了聚乙烯酸缩甲醛的合成工艺，归纳了反应规律，提出了最佳工艺条件。

youdao

Hess 'Law states that for any chemical reaction, the energy change is path independent.

盖斯定律表明，对于任意化学反应，能量变化并非是路径依赖的。

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Locality of action shows itself in the finite speed of light, in the inverse square law of fields, and in macroscopic statistical effects, such as rates of reaction and the speed of sound.

作用力的局限性体现在光速是有限的，体现在场的平方反比定律之中［4］，还体现在宏观统计效应上，如反应速度和音速等。

youdao

Hess' Law states that for any chemical reaction, the energy change is path independent.

盖斯定律表明，对于任意化学反应，能量变化并非是路径依赖的。

麻省理工公开课 - 固态化学导论课程节选

We have the pulse being slowed down and almost like a law of physics or something, now comes a reaction- now John Kander makes the music accelerate so let's watch a wonderful example of accelerando here.

这里我们听到节奏慢了下来,但是,与物理类似,反作用出现了,现在约翰·肯德尔加快了音乐的节奏,让我们看到了一个渐速音的好例子

耶鲁公开课 - 聆听音乐课程节选

"Some core Democratic groups -- chiefly women and lower-income Americans -- may be coming back, and since those groups are the ones most affected by health care, it's possible that is a delayed reaction to new law, " CNN Polling Director Keating Holland said.

CNN: STORY HIGHLIGHTS

There has, for example, been angry public reaction to a recent law on non-governmental organisations.

ECONOMIST: Egypt

It's all because of how Rubio bungled his reaction to an Arizona law that -- despite supporters' assurances that it won't lead to racial and ethnic profiling -- is certain to lead to racial and ethnic profiling.

CNN: Rubio's troubling immigration flip-flop