Sangganhe irrigation district on the upper reaches of Yongdinghe River is one of large-scale artesian irrigation districts in Shanxi province.
永定河上游桑干河灌区是山西省大型自流灌区之一。
Sangganhe irrigation district on the upper reaches of Yongdinghe River is one of large-scale artesian irrigation districts in Shanxi province.
永定河上游桑干河灌区是山西省大型自流灌区之一。
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