NB/T 47065.1  支座 BⅠ 2400448.3ch6 Ã F

bi2400448.3ch6 Ã F

bl250(b)-10rf sã¯â¼ 4.0

bl50-63 m

bl50-100ff

BI 219 h=250RF S=6F S=406.F7ЩҲВ°вҖқT6rf RF S=121FLT05FF2FFf

nb/t47023 c-fm700-4.0

3 FM 800-1.6F/l650b

wn15(b)-100 m s=4

47023 RF1500-0.6 未=100 H=300

bl300b)-10rf