NB/T 47065.1  支座 A 57136RS=16RF@R

47065.2 A57136RS=16RF@R

LWN40-300MF6/F5 sc

wn300-40 t S0 RF

PJ/SE 15(B)-10RF

PL 65(B)-6 RFmpam/

3 FM 1000-1.419)-16 RF S=4�؟½@RF@4 Rch4406R-1500 FF@4 Rch4755-R@0

WN 2"-300 RF Sch80S/4

WN 4"-300 RF Sch40@0@4B)-16 RF5550 RF Sch40S RJ5 RJy