Page 99 - 捷運技術 第28期
P. 99
28 92 2 93
10 dB(A)
10 dB(A)
( :dB(A))
(Leq) (Lmax)
(Lmax)
(Leq)
2 1-2 dB Leq
(Noise) LP (SPL, Sound Pressure Level)
P (RMS)
Glasswood
