NB/T 47065.1  支座 BⅠ 7308

bi 7308

BI 78668AFR1-6 RF��@RF@4 Rch44060fFA83738�data5 RJ0S2@RF0@F SRF@44167

3 B2550

WN 100-25 RF S=816R3

47065.4 A2676

WN 2"-900 RJ B=55am=7 δ0=10,c=6

SP-1FM0R6af16RF5F625 FM S=6)-25 FM

bi 3079FF-25 ff5A@RF8@44�

2 A6519

WN250(B)-10 FF