法兰 BL 10-6 M80FF50 r=5=6sc/

bl10-6m80FF50 r=5=6sc/

WN80-40M S=5/

WN700(B)-16 RF S=12A=1

47021 ff1200-0.6 δ=600 δ=50 h=1166/

WN20-150RF SCH4000 RJRF=10 H=130R

20592BL400-16fff10/

PL600A-10RF3000-f/

PL 80(b)-10 RFF HG/TN1600=15¢FF16/

bl125(a)-6RF

WN80-900M150 RFrf