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The loss has not yet been accurately, but it is believed to be well beyond a hundred m..
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将用水总量作为产业结构调整的重要依据,加快建设节水型企业.....
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生物地化循环主要可分为水循环、气体型循环和土壤型循环。()..
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During the war there was a serious lack of food. It was not unusual that even the weal..
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按椎体形状,年龄椎体可划分为增长型、稳定型和衰退型三个基.....
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水资源管理三条红线是指“水环境质量控制、用水效率控制和水.....
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