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"Frequency Weighting " CNS Standards List

| Test conditions | Method determination | Method determination | Two way | Sealing Screws | Viscosity viscometric | Determination β | Method Test |
C-Electrical Engineering
CNS 13544    2017 Edition
Frequency Weighting for the Measurement of Aircraft Noise (D-Weighting)
量測航空噪音的頻率加權–Ｄ加權
C-Electrical Engineering
CNS 13544    1995 Edition
Frequency Weighting for the Measurement of Aircraft Noise (D-Weighting)
量測航空噪音的頻率加權－Ｄ加權

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