对局域生态系统的控制也须保证全球生态系统的整体优化。
The control of local ecosystem must guarantee the whole optimum of the global ecosystem.
绿洲生态系统是一类独特的生态系统，具有独特的结构和功能。
Oasis-ecosystem is a kind of particular ecosystem. It has special structure and function.
湖泊生态系统健康评价是湖泊环境管理和生态系统调控的基础。
Assessment of lake ecosystem health is the basis of lake environmental management and ecosystem control.
森林生态系统是地球上最大的陆地生态系统。
Forest ecosystem is the biggest land ecosystem in the world.
森林生态系统是地球上最大的陆地生态系统。
Forest ecosystem is the biggest land ecosystem in the world.
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