HG/T 20592  法兰 WN 80(B)-10 RF S=5

WN 80(B)-10 RF S=5

bl65-25RFu0200B-10â 40RF4.

2 RF 1100-1.000-1=RF

WN125A-63 RFh160/ampam

SO 6"-150 RF80000-0δ

WN350-150 RF B=328

PL 25(B)-16 RF1�615 WN40

WN 500(B)-40 RF S=508

SO80-300RFSCH40f1bl200-160s

3 FM 500-1.6/42-105pamp�)-16 RF6 R