93/207637 DC 标准详情
- 标准号：93/207637 DC
- 中文标题：
- 英文标题：Possible Amendment To Bs 6840 Sound System Equipment. Part 5: 1990 Methods For Specifying And Measuring The Characteristics Of Loudspeakers. Addition Of A New Subclause 23.4 To Introduce A Useful Characteristic "coverage Angle" (iec 84(secretariat)
- 标准类别：标准草案
- 发布日期：
