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为实现1993年交流接触器更新换代目标及有效地配合CJ20生产许可证发放工作,1991年12月6～9日在北京由上海电器科学研究所主持召开了CJ20-63A及以上等级交流接触器新版图发放会.部一装司张光烈高工到会并讲话.会议上,统一设计组有关人员对原版图及技术文件的修改内容逐项进行了详细的讲解和说明,各取图单位都派技术人员参加会议,并进行了技术交流,会议还应生产厂的要求举办了“节电器工作原理及应用技术讲
In order to realize the goal of exchange and replacement of AC contactors in 1993 and effectively cooperate with the issuance of CJ20 production licenses, a new version of the AC contactor CJ20-63A and above was held in Beijing from 6 to 9 December 1991 by the Shanghai Institute of Electrical Science. At the meeting, the staff of the unified design team explained the revisions of the original layout and technical documents one by one in detail. Each of the drawing units sent technology. The personnel participated in the meeting and conducted technical exchanges. The meeting also organized the “Saver’s Working Principles and Application Techniques” at the request of the manufacturer.