• Affected by geographic, geologic and morphologic factors, the Banks of heilongjiang and wusulijiang rivers have been suffering erosions from river water.

    摘要黑龙江乌苏里江沿岸地区地理地质地貌因素影响,沿岸正遭受江水的侵蚀,塌岸严重,己造成大面积的国土流失。

    youdao

  • Affected by geographic, geologic and morphologic factors, the Banks of heilongjiang and wusulijiang rivers have been suffering erosions from river water.

    摘要黑龙江乌苏里江沿岸地区地理地质地貌因素影响,沿岸正遭受江水的侵蚀,塌岸严重,己造成大面积的国土流失。

    youdao

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