NB/T 47065.1  支座 A 6006

2 A6006

PL 200-10 RF

DN100-PN16 WN RF Ⅱ S=3.5

pl400-16rf b58@Fch

wn65b-300m

3 B6904

BI 71334

SO 150(B)-10 RF

2 A5162

BII 2503010/02&36E0A-10/1MFMrj8M.0-16 rf RF B=594-4.0(b)-16 rf/3RF19178 rf@ch4SS5 RJ2s/@470 rfampampampampa1.0s=-16 Cwn450-6F@P�