主要产在宿州市灵璧县西北45公里处。
Mainly produced in Suzhou County, 45 kilometers northwest of Lingbi.
许疃井田位于安徽省宿州市西南部，临涣矿区的南端。
The Xutuan minefield is situated in southwestern part of Suzhou City, Anhui Province, at the south end of Linhuan mining area.
结论宿州市城镇集中式供水面临的主要问题是改水降氟、饮水消毒和水源卫生防护。
Conclusions the main problem of centralized water supply management in Suzhou City was to decrease fluoride, decontaminate drinking water and protect the water source.
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