发生厄尔尼诺事件时，由于偏东信风停止了本应推动的上升流甚至反转了方向，赤道太平洋的浮游植物生产力明显下降。
During el nino events, phytoplankton productivity in the equatorial Pacific declines dramatically as the easterly trade winds that normally drive upwelling grow still or even reverse direction.
由于风向会发生反转(离岸与陆上)，它们通过加强或抑制上升流的交替，从而改变养分的含量。
As the winds reverse direction (offshore versus onshore), they alternately enhance or suppress upwelling, which changes nutrient concentrations.
第二，小公司股票比大公司股票更容易发生反转。第三，市场态势为上升状态时的反转效应要显著大于市场态势为下降状态时。
Secondly, the reversal effect in small-size firm stocks is more significant than the reversal effect in large-size firm stocks.
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