Acoustics—Reference zero for the calibration of audiometric equipment—Part 5:Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz
IDT ISO 389-5:2006
全国声学标准化技术委员会(SAC/TC 17)
本部分规定了8 kHz～16 kHz频率范围的纯音基准等效阈声压级（RETSPLs），用于对特定型号耳机的气导听力计的校准。
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
