声学 水声材料样品插入损失、回声降低和吸声系数的测量方法
Acoustics - Measurement methods of insertion loss，echo reduction and sound absorption coefficient for underwater acoustical material samples

2011-12-30

Экраны акустические для защиты от шума транспорта. Методы экспериментальной оценки эффективности
隔音噪声减少运输噪声 测定插入损失的实验方法

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

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

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

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

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:1995)
声学无流量管道消声器插入损失的测量实验室测量方法

2010-04-14

American National Standard for Methods for the Measurement of Insertion Loss of Hearing Protection Devices in Continuous or Impulsive Noise Using Microphone-in-Real-Ear or Acoustic Test Fixture Procedures.
美国国家标准《在真实耳朵或声学测试夹具程序中使用麦克风测量连续或脉冲噪声中听力保护装置插入损耗的方法》

2010-01-11