segment shoe

"信号强度计"... ... "segment pitch " 片距,换向片节距" "segment shoe " 扇形瓦" "segment voltage " 换向片间电压" ...

机械英汉词典... ... segment of a curve 弧段 segment shoe 扇形闸瓦 segment type water cooled cupola 分段水冷冲天炉 ...