NB/T 47065.1  支座 A 1608

47065.2 A1608

wn25(b)-2500rj

WN 16"-150 RF Sch10S

SO 400-16 RF Sch408 RJ�

WN 1/2"-2500 RF Sch160

WN20(B)-160RF

WN 80-16 RF Sch40s°F1Ff@4 RF B=1252.5/7��ذ�165FS@RF5@FSFS1@ch4SS5 RJ2A

WN 24"-2500 RF Sch160

BⅡ2519

SO 300-25 RF