DIN EN ISO 11689 Berichtigung 1-2009 声学.机械设备释放燥声数据的比较方法(ISO 11689:1996),EN ISO 11689:1996德文版本,DIN EN ISO 11689:1997-03勘误表,EN ISO 11689:1996/AC:2009德文版本
Acoustics - Procedure for the comparison of noise emission-data for machinery and equipment (ISO 11689:1996); German version EN ISO 11689:1996, Corrigendum to DIN EN ISO 11689:1997-03; German version EN ISO 11689:1996/AC:2009