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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 7341.4-1998 |
Audiometers--Part 4:Equipment for extended high-frequency audiometry 听力计 第4部分 延伸高频测听的设备 |
China National Standards Audiometers- |
English PDF |
GB/T 7341.3-1998 |
Audiometers--Part 3:Auditory test signals of short duration for audiometric and neuro-otological purposes 听力计 第3部分 用于测听与神经耳科的短持续听觉测试信号 |
China National Standards Audiometers- |
English PDF |
GB/T 7341.2-1998 |
Audiometers--Part 2:Equipment for speechaudio-metry 听力计 第2部分 语言测听设备 |
China National Standards Audiometers- |
English PDF |
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