NB/T 47065.1  支座 BⅡ 36577�40 RFR5 RJ

BII 36577�40 RFR5 RJ

BI 1073

BL150-150 RF

PL20-16RF ScJ 200AF@F.3@5c

wn80-63rf-7ئRF0RFsc

WN 300-300 RF S=15

WN80(B)-16 RF487900RF7-2

pl20-16RF b=2

BII 27728

SO 50(B)-16 FM.1-0.01500Rj)0SCnd@P2@Fj@5@F SS-695732Sch40Sf 20A66F B1108806 RF47023S=3.5c