NB/T 47065.1  支座 A 13001500

A 13001500

NB/T47023 fm1100-6.4p

A16006 RFF00(B)-16 RFb=3ch402

BL20-100T00-2.5δ=60

3 FM 300-1.6 δ=4

3 FM 350-2.5 δ0=60/M92-0Rs-16rf/ RF D=1

BL20-16mG.25 δs=6600rj&;quot=1035 s1

WN100(B)-63RF S=6

WN150(A)-25 Ghtml6. FF BRrf5t

BL20-300 RF1 a1h=133-