中国唱片厂工程师李宝善同志应邀出席了今年3月在布鲁塞尔举行的国际声频工程协会1979年年会,并以《为达到高保真度而努力——在声频、电声技术方面的一些经验和体会》为题,在会上作了学术报告。这里摘要发表,以资交流。 Comrade Li Baoshan, a Chinese record label engineer, was invited to attend the 1979 International Audio Engineering Association Annual Conference held in Brussels in March this year. Taking “the efforts to achieve high fidelity - some experience and experience in audio and electroacoustic technology” For the title, made an academic report at the meeting. The summary is published here to exchange information.