NB/T 47065.1  支座 BⅠ 5998/��=228F@RF·6pS.hRF6

BI 5998/��=228F@RF·6pS.hRF6

wn15(b)-16rf s=3000-0.60-m“

5 RF 1900-1.620==aFc2@Rc0 Sch40S

bl32-10tFh/6(a)-100

3 cm 800-2.5=60-140 s=66016 RF

PL 40(B)-25 RF-10rf

BL40-25 RF8=8F

wn50-150rfãï�

3 M 400-1.6 δ0=106.0c-15Fl250-25rf161.0RF60(B)N