“ecosystem degradation”的概念、定义、翻译、参考文献-科学参考

单词	ecosystem degradation
释义	ecosystem degradation Encyclopedia 工学生态系统退化释 ecosystem degradation生态系统退化生态系统的正常状态在干扰作用下失衡，生态系统结构发生负向变化，相应功能比原正常生态系统低下，正常生态系统受到损伤的现象。
随便看	flight fault prediction flight feather flight hazardous weather flight health management flight height flight illusion flight information region flight information service flight line of aerial photography flight management system flight managment system flight mechanics Flight Opeation Center flight operation control flight path angle of aircraft flight performance flight performance management flight performance of aircraft flight performance reserve flight plan of aerial photography Flight process flight profile flight recorder flight schedule flight separation

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