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ecological flow of watershed
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ecological flow of watershed
Encyclopedia
理学
流域环境流量
释
ecological flow of watershed
流域生态流量
维持流域生态系统不再恶化并逐渐改善所需要消耗的水资源总量,或维持流域生态系统水热平衡、水沙平衡、水盐平衡等所需要的用水量。又称流域生态需水量。
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cultivated land quality
cultivated land resources of China
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cultivated soil in China
Cultivating Humanity:A Classical Defense of Reform in Liberal Education
cultivating spirit
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cultivation
cultivation analysis
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