NB/T 47065.1  支座 BⅠ 1680RFRFFRF)-16RFd=2- H=C6 RF9

bi1680RFRFFRF)-16RFd=2- H=C6 RF9

wn 50-300 rf b=40.5200ch0-12

WN40-300t0f=0=600-2.5tie59

SO 125(B)-25 RF66 s=4S=600

B BL900-150 RFDN=ht(B)-1/c° w h=

WN200b-40fm/ s=3-6=77.590aaF0 RFS

PL40-16RF166 rf0-1.0cl0-A0/58F6a=190wn1

BI 5505b)-1625400-160rSch4