"4: " CNS Standards List| Whiteheart Malleable | Electromagnetic compatibility | Cushioned carbon | Dimensions Hitches | Hot rolled | Water chemical | Method Test | Pliers nippers | |
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CNS 6135-4
2000 Edition 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 |
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