D
A
73 dB
A
B
69 dB
A
B
69 dB
A
B
69 dB
A
B
69 dB
A
B
69 dB
C
A
70 dB
C
A
72 dB
D
B
71 dB
A
C
A
72 dB
D
A
72 dB
A
72 dB
A
B
69 dB
A
D
A
72 dB
C
A
70 dB
D
B
70 dB
C
A
70 dB
B
B
70 dB
B
C
A
70 dB
B
B
70 dB
B
72 dB