| 1. | Hearing aids . part 5 : nipples for insert earphones
助听器.第5部分:塞入式耳机塞头 |
| 2. | Nipples for insert earphones
插入式耳机的乳头状接头 |
| 3. | Acoustics - reference equivalent threshold sound pressure levels for pure tones and insert earphones
声学插入式耳机纯音基准等效阈声压级 |
| 4. | Hearing aids - specification for dimensions of the nipple and sealing device for insert earphones
助听器.第5部分:内插式耳机短接管接头和封闭装置尺寸规范 |
| 5. | Acoustics - reference zero for the calibration of audiometric equipment - reference equivalent threshold sound pressure levels for pure tones and insert earphones
声学.音响设备校正标准参考零点.纯音和插入式耳机用参考等效门限声压级 |
| 6. | Acoustics . reference zero for the calibration of audiometric equipment . part 2 : reference equivalent threshold sound pressure levels for pure tones and insert earphones
声学.纯音听力计设备校正的参考零点.插入式耳机和纯音调用参考等效域值声压级 |
| 7. | Acoustics - reference zero for the calibration of audiometric equipment - part 2 : reference equivalent threshold sound pressure levels for pure tones and insert earphones iso 389 - 2 : 1994 ; german version en iso 389 - 2 : 1996
声学.校正听力设备基准零级.第2部分:纯音和插入式耳 |
