NB/T 47065.1  支座 BⅡ 37838

BII 37838

WN 80-300 FM S=10�ââmpam10-16

SP-118R

20615BL600-150RF

WN15-900 RF Sch4- SCH14

WN250-150 RF10 RFFFF

3 B6844

bii 4516

WN499(B)-40 RFأ/a RJf00(JFRJsRFF

2 A9255S=8 RF7F RF0/58-1Rch86RF S=4/2RF1000a5/u00Fpl50(.0G20hgcad/F Ⅰdb0mp;