“ecological degradation of the waterbody”的概念、定义、翻译、参考文献-科学参考

单词	ecological degradation of the waterbody
释义	ecological degradation of the waterbody Encyclopedia 理学水体生态系统退化释 ecological degradation of the waterbody水体生态系统退化水体系统内在物质循环、信息传递、能量流动过程中某一环节存在脱节、累积、不协调，系统处于不稳定或失衡状态，逐步演变为另一种与之相适应的更低水平状态或过程。是水体生态系统的逆向演变过程，在一定程度上丧失了自身的调节功能和应有的系统活力。
随便看	expatriates to return home expectancy expectancy norm of translation expectancy theory expectancy value theory expectancy violations theory expectant sampling method expectation expectation faithful estimation expectation function expectation in counseling expectation maximization expectation maximization algorithm expectation maximization algorithm,EM algorithm expectation maximization estimation expectation of dynamical variable expectation of life expectation propagation expectation value expectation value of observable quantities expected expected amount of inspection expected a posteriori expected average reward expected energy not serve

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