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由南京扬子石油化工公司研制开发的PTA常压酯化生产聚酯漆包线新工艺,最近在南京通过了中国石油化工总公司组织的技术鉴定。
The new process of producing polyester enameled wire by the esterification of PTA, which was developed by Nanjing Yangzi Petrochemical Company, has recently passed the technical appraisal organized by China Petroleum & Chemical Corporation in Nanjing.