• 自然界万事万物运动变化遵循相互依存、相互消长相互对立统一规律

    The motion and change of things in the natural world abide by a unified law of opposing and supplementing each other.

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  • 种群数量季节消长主要繁殖死亡因素相互作用的结果。

    Reproduction and mortality are two primary factors to affect population quantity dynamic.

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  • 种群数量季节消长主要繁殖死亡因素相互作用的结果。

    Reproduction and mortality are two primary factors to affect population quantity dynamic.

    youdao

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