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前言今年5月1日起,北京电视台开始了实验广播。台内安装的第一套国产广播电视设备是由北京广播器材厂、广播科学研究所和清华大学无线电系三个单位合作制成的。制造过程中曾经利用了很多苏联和捷克斯洛伐克两国提供的资料,并曾得到由清华大学延聘的苏联专家
Preface May 1 this year, Beijing TV station began experimental broadcast. Taiwan installed the first set of domestic radio and television equipment by the Beijing Broadcasting Equipment Factory, Institute of Radio Science and Tsinghua University Department of Radio three units made. The manufacturing process used many of the information provided by the Soviet Union and the Czechoslovakia, and won Soviet experts hired by Tsinghua University