NB/T 47065.1  支座 A 01500 /public/common

PL 32(B)-6 RF f1=40-1.61.04

WN15(b)-63RF8 b=3/0-3

BL150-40G0/F0ampampampampu000RF°p4c

wn65(b)-16 rf s=6

WN250-600 RFF80�£40h40(b)-

bl500-40rfH=1400-2.5/6

3 FM 1300-1.6 DN=1200 â½8æ°´

WN20(B)-16 mf0b)0S040mp49.F

WN 450-300 RF Sch40 HG