“freshwater ecosystem”的概念、定义、翻译、参考文献-科学参考

单词	freshwater ecosystem
释义	freshwater ecosystem Encyclopedia 理学淡水生态系统释 freshwater ecosystem淡水生态系统在一定的淡水水域内，所有水生生物与水域或无机环境相互作用，通过物质循环和能量转化构成的具有一定结构和功能的统一体。如池塘、淡水湖泊都是具体的淡水生态系统。
随便看	valence bond valence bond configuration interaction(VBCI)method valence bond perturbation theory(VBPT)method valence bond self-consistent field(VBSCF)method valence bond structure valence bond theory valence-bond theory valence controllable semiconductor valence correspondence valence crystal valence deflection angle valence electron valence electron approximation valence fluctuation valence instability valence isomerism valence-matching principle valence nucleon valence number valence of an atom valence quark valence shell electron pair repulsion valence shell electron pair repulsion theory valence-shell electron-pair repulsion theory valence shell electron pair repulsion theory, VSEPR

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