HG/T 21574  吊耳 SP-18

SP-188F0- ⅡS=2emp

47023M800-2.5RF0-16RF16RFF9(F 500-13uf@pam�

BI1300-S s=3Fp6

WN 150(B)-16 RF S=1224 f

WN150-600 RF Sch40 A=168/

47023 -fm600-2.5/45-1

WN 40-600 RF SRF.64F

WN450B-25 RF0-150 RFo5/a=220RJ0h40RF6f001

PL400-6 RF=60S16RFRF=3

SP-40r/6R