NB/T 47065.1  支座 BⅡ 33388

BII 33388

BL 25-150 RF

LWN200-900 RF0 ff-300rfsc

LWN250-300RF B=245 H=2@RF@443RF@0 RFB)-16PL RFc

WN 500(B)-16 RF S=12

WN 20(B)-100 RF Sch80S22

pl80-25fm-0-25RF2111.6dmin-6.502n40-300

PL 65(B)-16 RF

PJ/SE 125(B)-10 RF S=3 ARF Sd=21

PL 300(B)-16 RF3353