NB/T 47065.1  支座 BⅡ 4876

bii 4876

BⅡ1333

BII 24270

PL 9112-16 RFrf 1JsSch05ch80

WN180(B)-25 RFS0/6105

WN80(B)-16 RF13046

BII 34949

LWN40-150 RF Sch40S H=214

a 2500ampampamB-1 RF

WN50(B)-63 RFRF.5 di=308c)-10 RF200.0 d=480M L=34 H=110RF6 RF417)-S-0s40(B)-10 RF D=832 K=76rf;