A.2.23VB.2.33VC.2.13VD.2.53V
A.55dB(A);60dB(A)B.50dB(A);60dB(A)C.55dB(A);65dB(A)D.50dB(A);65dB(A)
A.3%~5%;(1.00±0.01)g/cm3B.3%~5%;(1.20±0.01)g/cm3C.1%~3%;(1.20±0.01)g/cm3D.1%~3%;(1.00±0.01)g/cm3