|
声学.与年龄和性别相关的听力阈值统计分布(ISO 7029-2017);德文版本EN ISO 7029-2017
Acoustics - Statistical distribution of hearing thresholds related to age and gender (ISO 7029:2017); German version EN ISO 7029:2017
参考页数:31P.;A4
|
|
|
|
|
|
声学.隔音间隔音性能测定.实验室和现场测量(ISO 11957-1996).德文版本EN ISO 11957-2009
Acoustics - Determination of sound insulation performance of cabins - Laboratory and in situ measurements (ISO 11957:1996); German version EN ISO 11957:2009
参考页数:20P.;A4
|
|
|
|
|
|
声学.管道消音器和空气界面装置的实验室测量规程.插入损失、流动噪声和总压损失(ISO 7235-2003).德文版本EN ISO 7235-2009
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2009
参考页数:59P.;A4
|
|
|
|
|
|
声学.消音器控制噪声指南
Acoustics - Guidelines for noise control by silencers (ISO 14163:1998); German version EN ISO 14163:1998
参考页数:33P.;A4
|
|
|
|
|
|
声学.现场消声器测量
Acoustics - Measurements on silencers in situ (ISO 11820:1996); German version EN ISO 11820:1996
参考页数:16P.;A4
|
|
|
|
|
|
声学.可移动声屏障声衰减现场测量
Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997); German version EN ISO 11821:1997
参考页数:8P.;A4
|
|
|
|
|
|
声学.采用隔音罩和隔音室的噪声控制指南
Acoustics - Guidelines for noise control by enclosures and cabins (ISO 15667:2000); German version EN ISO 15667:2000
参考页数:33P.;A4
|
|
|
|
|
|
球类运动场垂直回弹特性试验方法.声学测量
Standard Test Method for Vertical Rebound Characteristics of Sports Surface/Ball Systems; Acoustical Measurement
参考页数:7P.;A4
|
|
|
|
|
|
弹性材料的动态机械特性测量的单悬梁法
Single Cantilever Beam Method for Measuring the Dynamic Mechanical Properties of Viscoelastic Materials
参考页数:
|
|
|
|
|
|
弹性材料的动态机械特性测量的谐振法
Resonance Method for Measuring the Dynamic Mechanical Properties of Viscoelastic Materials
参考页数:
|
|
|
|
|