法兰 PL 400-6 RF6 rf dti

pl400a-6rf6 rf dti

WN50-300 G Sch40 S/

wn50(b)-16 rf s=5

A WN700B-600RF0 N=10

bi1400-s44-13

pl80(a)-40rf0rf00 RF Sch8

SO32-16 RF.1

PL500-40 Maaa/2/

WN700-150RF HG

pL350(b)-6RFFb=3ch40SFhFMB0-105, δ1=10, h=30256.0-0162=2j0ch101 r=0-1.6FfmF4 A0-1.06