法兰 PL 400(B)-6 RFS=82.5.4/980t

bl125-40 g 91150RF f1=1.7 RJ SCH40a

PL400(B)-6RFS=82.5.4/980t

47023m800-4.0Ã0)/w/0/0F

PL50(B)-40RF d=335（划水

2 RF550-2.5

BL 700-10 RF½910 K=840 B1=R/

B WN1000-150 RF-40RF16 Tkers592-2009F0 RF0/50-100S=8fschXXS-15

WN80A-40 RF

pl25(B)-16 m

20590