segmentsn.段segmentn.部分；弓形；瓣；段；节vt.分割segment program程序段segments lining管片衬砌segmental model节段模型segment voltage换向器片间电压,位显示电压segment bearing多片瓦轴承segmental beams节段梁segmented plate分段板segmental rotor扇形转子segmenting size分段大小segment sharing段共享