The course of the Han River, a large tributary of the mighty Yangtse, was barred on December 26 by a new coffer-dam which is part of the Tankiangkou multi-purpose water conservancy and electric power...
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The course of the Han River, a large tributary of the mighty Yangtse, was barred on December 26 by a new coffer-dam which is part of the Tankiangkou multi-purpose water conservancy and electric power...