“alien species invasion in waters”的概念、定义、翻译、参考文献-科学参考

单词	alien species invasion in waters
释义	alien species invasion in waters Encyclopedia 理学水生外来种入侵释 alien species invasion in waters水生外来种入侵发生在淡水生态系统中的，某些物种从自然分布区通过有意或无意的人类活动而被引入当地，并造成明显损害或影响的过程和现象。水生生物外来种主要包括水生植物、水生无脊椎动物、鱼类、两栖和爬行类、水生哺乳动物和水生病菌。
随便看	bounded above operator bounded above sequence bounded above set bounded approximation bounded approximation property bounded arithmetic bounded basis bounded below bounded below complex bounded below filtration bounded below operator bounded below sequence bounded below set bounded bilinear form bounded body bounded chain bounded characteristic bounded closed set bounded closure bounded cohomology bounded complete statistic bounded complete sufficient statistic bounded complex bounded convergence bounded convergence theorem

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