Pneumatici auto estive pagina 276

C B 70 dB

dB

0 dB

dB

B B 71 dB

E B 70 dB

dB

C C 73 dB

C 71 dB

C B 69 dB

B B dB

A A 71 dB

C E 70 dB

dB

dB

E C 71 dB

dB

C 71 dB

C B 70 dB

A B 71 dB