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land economic benefit
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land economic benefit
Encyclopedia
农学
土地经济效益
释
land economic benefit
土地经济效益
对土地的投入与取得有效产品或服务之间的比较。体现土地经济活动中投入要素和产出要素之间的对比关系。
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environmental ethic
environmental ethics
environmental evolution
environmental exposure pollution
environmental externality
environmental factor
environmental factors in language acquisition
environmental factors of fish migration
environmental failure of welded structure
environmental failure of welding structure
environmental fair trade
environmental federalism
environmental filtering
environmental financial mechanism
environmental flow
environmental fluid mechanics
environmental focus
environmental footprint
environmental forecast
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environmental genome project
environmental genomics
environmental geochemical grade of atmospheric dry and wet deposition
environmental geochemical grade of irrigation water
environmental geography
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