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The computation of utilizable water resources volume is always a difficult point in regional water resources evaluation.
水资源可利用量计算一直是区域水资源评价中的难点。
youdao
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The computation of utilizable water resources volume is always a difficult point in regional water resources evaluation.
水资源可利用量计算一直是区域水资源评价中的难点。
youdao