“law of diminishing returns of land”的概念、定义、翻译、参考文献-科学参考

单词	law of diminishing returns of land
释义	law of diminishing returns of land Encyclopedia 农学土地报酬递减律释 law of diminishing returns of land土地报酬递减律在技术不变、其他生产要素投入数量不变的情况下，对一定面积的土地连续追加某一生产要素的投入量，当超过某一限度时，追加部分所得收益即土地报酬随投入的增加而递减。一种关于土地生产力的经济理论。又称土地肥力递减律、土地收益递减律。
随便看	powder for dry seed treatment powder forging powder forming powder identification powder impetus powdering powder injection molding powder insulation powder jet deep mixing reinforcement machine powder metallurgical gear powder metallurgy powder metallurgy alloys for electrical applications powder metallurgy alloy steels powder metallurgy aluminium alloy powder metallurgy aluminum alloys powder metallurgy anti-friction materials powder metallurgy bearing powder metallurgy composites powder metallurgy copper alloys powder metallurgy friction materials powder metallurgy iron-based products powder metallurgy magnetic materials powder metallurgy material powder metallurgy materials with surper-fine crystalline structure powder metallurgy mechanical parts

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