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噪音测试标准
9 ?4 L; `# A2 A: \8 ?$ \1 |9 H7 d' H6 R+ S* R
ISO 3743-1:1994
: i9 A" A/ ^5 }! j( l4 `; N( e& fAcoustics - Determination of sound power levels of noise sources -
; P+ M2 }' ?. }1 T& P ]Engineering methods for small, movable sources in reverberant fields -9 K6 W/ V- d; t: f# z
Part 1: Comparison method for hard-walled test rooms
$ W6 `7 _/ n, P! j' O/ P# @# g( X/ Y) S% {3 _+ M( T0 U5 G: H
BS EN ISO 3743-2:1997 (BS ISO 3743-2:1994 + Amd 1)( X' S K$ ?# ^9 `) B* c0 s
Acoustics - Determination of sound power levels of noise sources -
# r, u- y$ d( E2 NEngineering methods for small, movable sources in reverberant fields -
8 \. S7 P$ `/ P) N gPart 2: Methods for special reverberation test rooms! b/ a6 U# p# ]# w$ P# n- e. G
^/ l% i0 B; y- b
BS EN ISO 3743-1:1995 Incorporating Amendment No. 1( o6 t1 _6 Z: u4 ]
Acoustics — Determination of sound power levels of noise sources —
9 p, ?) ]+ t- i7 MEngineering methods for small, movable sources in reverberant fields —8 I0 V* R% y2 @# G/ @
Part 1: Comparison for hard-walled test rooms7 t" Q- o9 c c
3 |. W2 V7 \$ E9 m+ [) Mhttp://www.angui.org/bbs/read.php?tid-12541-keyword-3743.html |
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