A.0.048kHzB.0.095kHzC.1.9×10-6MHzD.0.95×10-6MHz
A.Urel =0.6mm,k =2B.U95=0.3mm,k =2C.U=0.6mm,k =2D.Urel=1.0%,k =2
A.0.061B.1.22C.1.42D.2.45