NB/T 47065.1  支座 A 1935

47065.2 A1935

BL400-150 RF C/009 pl0rfsch80/=9f4FR9h40S/FH=2085RF25

WN50-150 RF Sch2712

BI 79169

PL 300(B)-16 RF797

WN 4"-150 RF Sch3317

WN 20"-600 RF S=16

BI 1472

BI 79581

47065.3 B7629RF5mpamp9 PL65-16RF000s/@S)-16 FM S=8am004260F0.5 &