Mount Danxia is a famous scenic area located in the northeastern suburbs of Shaoguan City, Guangdong Province, covering a total area of 319 sq km.
丹霞山是位于广东韶关市东北部郊区的著名景点。 总面积319平方公里。
Liquid PAC (poly aluminum chloride) produced by the coagulant plant of Shaoguan Water Company in Guangdong province was tested experimentally to examine some parameters related to its application.
本文对韶关市自来水总公司净水剂厂生产的液体PAC应用的有关参数进行了试验研究。
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