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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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management of landscape cultural facilities
management of landscape environment
management of landscape exhibits
management of landscape waters
management of locomotive operation
Management of medical safety
management of mineral resources
management of mineral resources and reserves
management of mineral resources development and utilization
management of natural resource property rights
management of new title proposals
management of postoperative pain
management of public health emergency events at sea
management of pumping irrigation and drainage system
management of radio and television archives
management of regional economic
management of reservoir operation
management of run of mine
management of sand mining in river & lake
management of sand mining in Yangzi river
management of school financial affairs
management of science and technology
Management of Scientific and Technical Archives
management of sea use in China
management of seed orchard
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