HG/T 21574  吊耳 SP-40

SP-40r/0Frf

WN 150-300 RF S=135@RF@443RB)-16RF RJ-RР63

WN125-150 RF Sch40uF

1 RF 450-0.6

PL2B-16RFF�1040Sc2@RF@4417.5H1=7

WN80-600RFSs30RFl50(

BⅡ22701-

DN40-PN16 SO RF ⅡSF S=5 RF07@F40SP2@Fj@5@F SRF

BII 30035ot)-16 RF521 LT Sch40@RF1 S@R@c4R�