NB/T 47065.1  支座 A 1855

4 A1855

WN 300(B)-16 RF S=4438

PL 650-16 RF�� RF4F

BII 437

WN250-300 RF rF0A4a41F/u00c3/u0

PL 300(B)-16 RF1510

BL80-6RF

PL100(B)-16 RF1663

BII 27950

bii 560B)-16 RF S=3276mpRF@443o02FF100fS(a/aaa/210 RF B=115J&RF Î700(b-0S-3=S5@ï M�77.5 RJ R1