黄河成为祸河的原因和拯救的措施
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![黄河成为祸河的原因和拯救的措施](/uploads/image/z/6431509-37-9.jpg?t=%E9%BB%84%E6%B2%B3%E6%88%90%E4%B8%BA%E7%A5%B8%E6%B2%B3%E7%9A%84%E5%8E%9F%E5%9B%A0%E5%92%8C%E6%8B%AF%E6%95%91%E7%9A%84%E6%8E%AA%E6%96%BD)
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