法兰 WN 40-40 RF S=1=60-1.5F=3h4

WN40-40 RF S=1=60-1.5F=3h4

wn300(b)-40rf s=10

wn50a-63fm s=7-0.6

WN100(A)-40RF 80S/

so 350-150 rf/ND 9356=72 hg60B)=RF(B)0 r0/(bF1628

PL300(B)-16 RF.8

BII1900.0 RF C

47023FM1100-4.0J6.6300 M=58.23RF S=24 RF=2-6r

wn200-2500rjs=1/F00c3/u0082/

WN500(B)-