This lunar month has only 29 days. It is not a Dajin (a lunar month of 30 days).
这个月不是大尽，只有二十九天。
The PCB wastewater of Dajin Electronic Co. , Ltd is divided into washing wastewater, organic wastewater with high concentration, complexed wastewater, concentrated acid waste liquor etc.
本文介绍的达进电子有限公司PCB废水分为：清洗废水、高浓有机废水、络合废水、浓酸废液等废水。
The PCB wastewater of Dajin Electronic Co. , Ltd is divided into washing wastewater, organic wastewater with high concentration, complexed wastewater, concentrated acid waste liquor etc.
本文介绍的达进电子有限公司PCB废水分为：清洗废水、高浓有机废水、络合废水、浓酸废液等废水。
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