“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	quality of human settlements quality of knowledge quality of life quality of motor transportation quality of ore quality of population quality of raw silk quality of regulation quality of rock mass quality of service quality of service management for grid quality of service of computer networks quality of service on multimedia communicaitons quality of service parameters quality of service, QoS quality of service routing quality of strategies quality of surfacewater quality of unit product quality of water resources quality of Web service quality of work life quality paper quality power strategy quality protein maize

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