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水体生态系统退化
释义
水体生态系统退化
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。
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countryside settlements
Country Teachers
country tree
counts
counts in cells
county
county and prefecture of refugee residence
county and township financial system
county ecological and environmental management institutions
county economy
county-level financial policy for agriculture
county level maintenance fund of rural water supply project
county libraries
county magistrate
County Magistrate Niu Liujin
county public finance
county records
county regional planning
county school
Coup at Renshou Palace
coup attempt by Gutierrez four brothers
Coup d’état of 1884
couplant
couple
coupled chamber method reciprocity calibration
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