“primary productivity of waters”的概念、定义、翻译、参考文献-科学参考

单词	primary productivity of waters
释义	primary productivity of waters Encyclopedia 理学水体初级生产力释 primary productivity of waters水体初级生产力水体中自养生物（大型水生植物、浮游植物和营光合作用的细菌等）在单位面积、单位时间内，通过光合作用或化学合成制造有机物的速率。通常用卡/平方厘米/天的能量，或克/平方米/年的碳，或干有机物质作单位表示。
随便看	standard resistor standard resolution standard Riemann semigroup standard ring standard rootstock standard rotational-velocity star standard ruler Standard sample standard sampling inspection plan standard scale standard scheme standard score standard screen motion picture standard script standard section standard section flow measurement Standards editor standard sequence standard serum standard set standard setting Standards for Content Development of Museum Exhibitions standards for environmental reference material standards for food for special dietary uses standards for grid

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