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Chinese National Standards
中華民國國家標準
- Taiwan 台灣 -
　

"4: " CNS Standards List

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C-Electrical Engineering
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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