NB/T 47065.1  支座 BⅡ 24930

BII 24930

SO 6"-300 RF7

47065.3 B6137

BII 13000 RJ B=214000(B)-16 R

bi 1807

WN 500-16 RF/RF-900 RFPL50B-16

WN 50-150 RF4070

WN 250-150 RF SCH80S=636/F/h80 800-f/0 T8bii 10R

WN350(B)-900 RJj5 RJ0SM0 RF/ะв

PL150(B)-10RF S=1RF sj2h80ampamp0.