natural ecosystems meaning in Chinese

自然生态系统

The world's natural ecosystems act as a buffer .
地球上的自然生态系统起着一种缓冲的作用。
The species that make up natural ecosystems usually display a wide range of genetic variability .
构成自然生态系统的生物种，通常表现有较大范围的遗传变异性。
The plants of natural ecosystems are usually well adapted to the edaphic and climatic character of their region .
自然生态系统的植物，通常十分适应当地的土壤和气候特点。
Accumulation of toxic substances in the biosphere is causing serious changes in the structure and function of natural ecosystems .
生物圈内有毒物质的积累，造成了天然生态系统的结构与功能的严重变化。
Research on restoring natural ecosystem of polluted rivers
污染河涌生态恢复的可行性方法

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