The Haihe has its source in the Weihe river and total length of 1,090 kilometers. The rainy season is concentrated in a very short period in the Haihe valley. When heavy rains occur, the torrents ...
The Haihe has its source in the Weihe river and total length of 1,090 kilometers. The rainy season is concentrated in a very short period in the Haihe valley. When heavy rains occur, the torrents ...
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