NB/T 47065.1  支座 A 300class-16rf0 sch61F

so 20615 40a300class-16rf0 sch61F

WN25-150RF Sch40 N=

so65(b)-10rf s=55 rf shbd@0(00@40

SW 12"-150 RFF RF386FM-F/fb

SO 300-150 RFpampach40rfdr.012��60��@S-

WN300-25 G110RFl10

PL100-25RF

so 50(b)-25g/m

BI 21000 RFRt20592

PL1000B-16RF AH.