"Hearing aids-Part4: " CNS Standards Search Result |
CNS 6135-4
- English Version Hearing aids-Part4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes 助聽器-第4部:助聽器用音頻感應迴路之磁場強度 - 英文版 |
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CNS 6135-4
- English Version Hearing aids-Part4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes 助聽器-第4部:助聽器用音頻感應迴路之磁場強度 - 英文版 |
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