现行

KS I ISO 11820

음향 — 소음기 성능의 현장 측정
声学 - 消声器原位测量

2020-06-30

现行

KS I ISO 11820

음향 — 소음기 성능의 현장 측정
声学消声器现场测量

2023-09-08

现行

ISO 11820-1996

Acoustics — Measurements on silencers in situ
声学——消声器的现场测量

1996-12-12

现行

UNE-EN ISO 11820-1997

ACOUSTICS. MEASUREMENTS ON SILENCERS IN SITU (ISO 11820:1996).
声学现场消声器的测量（ISO 11820-1996）

1997-06-24

现行

GB/T 4760-1995

声学 消声器测量方法
Acoustics--Measurement procedure for silencers

1995-06-15

现行

BS EN ISO 11821-1997

Acoustics. Measurement of the in situ sound attenuation of a removable screen
声学可移动屏幕的现场声衰减测量

1997-10-15

现行

ISO 11821-1997

Acoustics — Measurement of the in situ sound attenuation of a removable screen
声学——可移动滤网的现场声衰减测量

1997-03-27

现行

HY/T 0278-2019

海底沉积物声学特性原位测量方法
Methods for in-situ measurement of acoustic properties in marine sediments

2019-12-20

现行

GB/T 19887-2005

声学 可移动屏障声衰减的现场测量
Acoustics-Measurement of the in situ sound attenuation of a removable screen

2005-09-09

现行

BS EN ISO 11691-2020

Acoustics. Measurement of insertion loss of ducted silencers without flow. Laboratory survey method
声学无流量管道消声器插入损失的测量 实验室调查方法

2020-12-02

现行

KS I ISO 11691

음향 — 덕트형 소음기의 삽입손실 측정 —시험실 간이방법
声学 - 无流动的管道消声器的插入损耗测量 - 实验室测量方法

2020-12-03

现行

GB/T 16405-1996

声学 管道消声器无气流状态下插入损失测量 实验室简易法
Acoustics--Measurement of insertion loss of ducted silencers without flow--Laboratory survey method

1996-05-27

现行

ISO 11691-2020

Acoustics — Measurement of insertion loss of ducted silencers without flow — Laboratory survey method
声学 - 无流动的管道消声器的插入损耗测量 - 实验室测量方法

2020-07-01

现行

BS EN ISO 11957-2009

Acoustics. Determination of sound insulation performance of cabins. Laboratory and in situ measurements
声学舱室隔音性能的测定 实验室和现场测量

2010-04-30

现行

ISO 11957-1996

Acoustics — Determination of sound insulation performance of cabins — Laboratory and in situ measurements
声学——舱室隔音性能的测定——实验室和现场测量

1996-11-28

现行

GB/T 19885-2005

声学 隔声间的隔声性能测定 实验室和现场测量
Acoustics-Determination of sound insulation performance of cabins-laborartory and in situ measurements

2005-09-09

现行

BS ISO 20145-2019

Pneumatic fluid power. Test methods for measuring acoustic emission pressure levels of exhaust silencers
气动流体动力 测量排气消声器声发射压力级的试验方法

2019-10-28

现行

ISO 20145-2019

Pneumatic fluid power — Test methods for measuring acoustic emission pressure levels of exhaust silencers
气动流体动力 - 测量排气消声器声发射压力水平的试验方法

2019-10-21

现行

GB/T 43073-2023

气动 测量排气消声器声压级的试验方法
Pneumatic fluid power—Test methods for measuring acoustic emission pressure levels of exhaust silencers

2023-09-07

现行

UNE-EN ISO 11821-1998

ACOUSTICS. MEASUREMENT OF THE IN SITU SOUND ATTENUATION OF A REMOVABLE SCREEN. (ISO 11821:1997).
声学测量可移动屏幕的现场声衰减 （ISO 11821:1997）

1998-03-11