I.S. EN 23741:1992現(xiàn)行

Acoustics - Determination Of Sound Power Levels Of Noise Sources - Precision Methods For Broadband Sources In Reverberation Rooms

出版：National Standards Authority of Ireland

獲取原文如何獲取原文？問客服獲取原文，即可享受本標(biāo)準(zhǔn)狀態(tài)變更提醒服務(wù)！

專家解讀視頻

基本信息

標(biāo)準(zhǔn)編號(hào)： I.S. EN 23741:1992

標(biāo)準(zhǔn)類別：Standard

出版單位：National Standards Authority of Ireland

標(biāo)準(zhǔn)頁數(shù)：29

標(biāo)準(zhǔn)簡介

Covers scope and field of application, definitions, acoustical environment, instrumentation, installation and operation of source, measurement of mean-square sound pressure, calibration of sound power level, information to be recorded and reported.

等同采用的國際標(biāo)準(zhǔn)

ISO 3741:1999 - Identical

国产精品久久久在线观看_亚洲免费观看视频网站_国产盗摄视频一区二区三区_久久久国产一级 - 日本在线观看一区

I.S. EN 23741:1992現(xiàn)行

申請獲取原文權(quán)限