法兰 RF 350-1.6/9=24RF9

47021 T 1000-0.6

nb/t47021 rf350-1.69=24RF9

pl500B-10rf00 AA=60F-1

wn100-300 rj hg/-1

WN20B-160G=306.500-1/50 r-)fb=3J.0.5/6

WN 50(B)-300 RF=32.5RF0RFS=10

47023m1900-1.6/130-0=32RF

pl20(b)-10 rf d=1

JSO 50×80(B)-16 RFRF6RN=371R= H=.16rf s

BL150-10T/