NB/T 47065.1  支座 BⅠ 16000 S5 k=170δ1=18fL-9F/440 rf s=10-4.0/c=20

bi 16000 S5 k=170δ1=18fL-9F/440 rf s=10-4.0/c=20

wn 1000(b)-10rf sãƒRF B=40 R=21sM0FM0F S7H8

47021fm800-0.6D3 rf1000-1.0 B=1501-135458m=s=8-25 FM

wn200-600rf hgh0 rj6(=0 rfRF64

WN15(B)-25 RFd1=83)-40rfasme.0/54

nb/t47023 -m 1500-4.0/F0fmCH280 d=