摘要
描述了1993年2月颁布的IEC651（1979）：声级计的修正件1及IEC804（1985）积分—平均声级计修正件2的主要内容，并给出有关这两项国际标准修订的进程与近况．
The main colltellts of Amendment No. 1 of IEC 651 (1979): Sound Level Meters and Amendment No. 2 of lEC 804(1985): Integrating-averaging Sound Level Meters, published in Feb. 1993 are described. The relevant proceedings and the recent situation of the revision to these lnternational Standards are also reported.
出处
《应用声学》
CSCD
1995年第4期42-46,共5页
Journal of Applied Acoustics
关键词
声级计
国际标准
修订
Sound level Meter, International Standard revision
