NB/T 47065.1  支座 A 2979

2 A2979

BL 3"-600 RJ

WN 1 1/2"-300 RF S=3.5

WN25(B)-40M6).516 RFg/t b=1R

3 B8680

47023 FM 500-1.0/50-1120/w

WN 500(B)-25 RF

PL50B-10RF

BL600-600Rj.198 h4wdF1000-1.0/

PL 100(B)-16 RF�@RF@600RF35�� WN125-100 RF S=14)-6 RF.6/38 δs=8�я┌б�