“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	nonwoven filter medium for automobiles nonwoven for artificial leather base nonwoven for box nonwoven for motor groove nonwoven for polishing wheel nonwoven heat setting nonwoven insulation nonwoven insulation material nonwoven mask nonwoven mulching film nonwoven substrate for synthetic leather nonylphenol nonzeotropic mixtured refrigerant nonzero nonzero class nonzero coefficient nonzero component nonzero determinant non-zero dispersion-shifted fiber non-zero dispersion shift single mode fiber nonzero divisor nonzero element nonzero exponent nonzero form nonzero function

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