NB/T 47065.1  支座 BⅠ 71777c δ2=150 R5A�800@RF RF16516 g@Rh-Sc50-2.5FS=6@4F Sch���RF25 M03@S5 RJ270F

BI 71777c δ2=150 R5A�800@RF RF16516 g@Rh-Sc50-2.5FS=6@4F Sch���RF25 M03@S5 RJ270F

SO80-40FM/mp;adN25-

SW 100(B)-16 RF0

SO 15-150 RF

BL 20(B)-63RF

WN50-40RF Sch80amn82 h=b=æ

SO20(B)-6rf

20615bl200-300fm5RF重

DN500-PN2.5 WN FM Ⅱ S=12

WN 45