NB/T 47065.1  支座 A 357

47065.2 A357

PJ/SE 250(B)-6 RF

5 M 900-1.6 δ0=12

BI 273

so25(a)-150rfMj1200-0.6015S=300F D=1400440F@W0mp δ1=16)0R

BⅡ3886

47023 FM500-2.5/40-99

WN 250-2500 RJ Sch140

WN 50(B)-16 RF

BⅡ2859SCH40S���1@RF8@-R(ARF SdRF RF0-@w5@RFSc1=f12-05@-s2@