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海洋次级生产力
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海洋次级生产力
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海洋次级生产力
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marine secondary production
海洋次级生产力
海洋生态系统消费者(主要是异养动物)初级生产以外的生物有机体的生产力,即消费者直接或者间接利用初级生产所制造的物质和贮存的能量进行新陈代谢,经过同化作用转化形成自身的物质和能量的能力。
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National Cultural Park
National Cultural Security
National Culture and Technology Integration Demonstration Base
National Culture and Tourism Consumption Pilot City
national dangerous reservoir reinforcement special planning
national database on groundwater contamination investigation
National Day of the the People with Disability
National Day Top Ten Projects
national debt law
national defence engineering
national defence film
National Defense Committee of KMT
national defense drama
National Defense Education Act (U.S.A.)
national defense forests
national defense photography
National Defense Theater Company
National Democratic Congress
national democratic movement in the Third World
national desert expedition of China
national desert park
National Diet Library
National Digital Library Construction and Service Joint Meeting
National Digital Library Project of China
National Digital Publishing Base in Guangdong
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