NB/T 47065.1  支座 A 374120790(82-R@TRF-R�@4пn4)6rf5 RJ

47065.2 A374120790(82-R@TRF-R�@4пn4)6rf5 RJ

WN 50-300 RF

1 FM 450-0.6 δs=6

BL25-300 RF

WN10-600 RJ

2 A819

DN200-PN40 WN RF Ⅱ S=8

PL 40-16 RF

SP-6ot

SO 25-300 RFRF SchS=8.8uot;-400 SFM Sch40 rf2mF RF S=12RFF Ir10pDF5 RJfFkh SRFF400-020501261RF70