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1·Plants have a number of adjustment mechanisms enabling them to register competing neighbours and enhance their competitive reaction.

植物拥有一系列的调控适应机制使它们能够发觉周围有竞争力的邻居，同时增强自身的竞争力。

2·It was shown that the reaction mechanism is variable under different experiment conditions, as a whole, the reaction is a competing process between esterification and etherification one another.

结果表明：不同情况下，其反应机理是不同的，总体而言，是一个酯化与醚化相互竞争的过程。