术后血支链氨基酸浓度明显下降，支链氨基酸浓度较高的全静脉营养可扭转这种现象并使正氮平衡提前出现。

However, this can BC reversed by early BCAA-rich total parenteral nutrition with early attainment of positive nitrogen balance.

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外源ABA处理增加内源ABA含量，加快内源IAA 的降解，促使脂氧合酶活性峰值提前出现，加速果实软化；

Exogenous ABA treatment promoted the increase in endogenous ABA content, quickened the degradation of endogenous IAA, increased lipoxygenase activity and accelerated fruit ripening and softening.

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克拉克说，“我们不仅看到了冰河提前开冻，冰山融化，而且看到提前出现的昆虫、提前下蛋的鸟类和提前开花的植物。

We have not only seen an earlier break up of ice on rivers and melting glaciers, but also the early emergence of insects, egg laying by birds and the flowering of plants.

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