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由华东建筑设计院组织召开的五厂一院消声器设计生产技术协调会于6月23～25日在金山召开,与华东院建立多年设计生产协作关系的上海金山县消声器厂、江苏仪桥消声器厂、长沙市消声器厂,河南铁门消声器厂,及福州市齐安消声器厂出席了会议,长期来五厂一院研制设计生产了包括T701-6型阻抗复合式消声器、D型阻性折板式消声器、F型中高压离心风机消声器、P型盘式消声器及最新的L型螺旋消声器等十个系列共一百
Huadong Architectural Design Institute organized by the five plants a courtyard muffler design and production technology coordination meeting held in June 23 ~ June 25 in Jinshan, East China Institute of hospital design and production for many years to establish cooperation between Shanghai Jinshan County muffler plant, Jiangsu Yiqiang muffler plant , Changsha muffler factory, Henan iron door muffler factory, and QiAn muffler factory in Fuzhou attended the meeting. For a long time, the factory of No. 5 Factory developed and designed a series of products including T701-6 type composite muffler, D type hinged folded plate muffler , F-type high-pressure centrifugal fan muffler, P-type disc muffler and the latest L-type spiral muffler ten series of a total of 100