hysical properties;Radiofrequency apparatus;Short-term measurement;Signal level;Sound levels;Sound transducer;Test signals;Testing【摘要】: 【中国标准分类号】: N65【国际标准分类号】: 13_140【页数】: 14P.;A4【正文语种】: 德语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |