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由安徽省化工研究院完成的40％四螨嗪——久效磷油悬浮剂,已通过化工部科技研究总院主持的鉴定。
By the Anhui Provincial Institute of Chemical Technology completed 40% four mite - long-acting phosphorus oil suspension, has been identified by the Ministry of Chemical Industry Research Institute presided over the identification.