有迹象表明，多效性植物激素实际上可能通过激活酶来发挥作用，这些酶从细胞壁释放出这些更为特殊的化学信使。
There are indications that pleiotropic plant hormones may actually function by activating the enzymes that release these other, more specific chemical messengers from the cell wall.
将位错的增殖、湮没与相互反应看作化学反应，位错在热激活作用下具有扩散性质。
We regard the proliferation, the annihilating and the mutual reactions of the dislocations as chemical reactions, dislocations under action of heat activation will have properties of diffusion.
通过现代分析测试手段，对脑细胞激活素进行化学成分分析，以更好地研究该药的药理作用。
The chemical content of injectio cerebral cell active factor, was determined by modern analytic determination methods, inorder to study pharmacologic work better.
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