NB/T 47065.1  支座 A 9028

2 A9028

SO 4"-150 RF rffSch

WN50-1500 m Sch60FfSch8030

WN 50(B)-63 FM00/702201

47065.4 A1926

WN25-16 RF B=28

PL 360(B)-16 RFj.0h120445

Sw 10"-300 fF

LWN80-600RJ rf

so80-10 rf sch½2010pl)-6rf S=3D=S=�@ RF Sch4040 RJ2h1RF6Sc2@RF@443RF@b=4