无论是从光化学角度还是从动力学角度，给出臭氧变化的机制都是初步的，但这是认识这种现象的第一步。
The mechanisms raising both in view of photochemistry and in dynamics are as yet in their infancy, but they are the first step of the whole process of understanding the phenomenon.
在高压汞灯下，含有少量的丙酮、甲醇和乙腈溶液中，绿麦隆的光化学反应符合一级动力学方程。
The photolysis kinetics of chlorotoluron including a little acetone, methyl alcohol and acetonitrile in aqueous solution followed a first order reaction under HPML.
飞秒化学则主要介绍了飞秒技术在研究光化学反应、光解离过程、键的断裂与结合以及相关的动力学过程的应用；
In femtochemistry, we describe the application of femtosecond lasers to studies of chemical reaction processes, isomerization, breaking and forming of the bond, and the dynamics of transition states.
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