NB/T 47065.1  支座 BⅡ 47000

bii47000

WN100-300 RFshc20pampampampampampampquothg20

pl 400-16rf/00-150/t3Sch450F160rfFch8000r6/)-16 RF 450-1R

SO 4"-300 SM4&am

3 RF 500-1.6 δ0=10f/@61=dmpan0Mb

47022FM800-1.6/64-170 f1=3 a/h

WN150-16 RFF

A 49000050-120F=230 B8S 45EL0 H/0S

TH4