NB/T 47065.1  支座 A 01500 /public/blue/data

PL600(B)-2.5RF BBf146FR0/)/11Sh40S02

SO100-16RF B1=91 b

PL 300(B)-10RF04040mp49.FR160 MmxinF=S=16FS/@pl

nb/t47023ff1500-12)-100FMRF-1

BL800-10FMh2000450-10/S=4F1

3 T 800-0.620δ0=20

wn80(B)-150 RF Sch40S401000-1h40SR

wn150(b)-40 rf s=79.54.4

WN 40-1