短語詞組短語radial check gate 弧形節(jié)制牐門radial steel gate 弧形鋼牐門automatic radial check gate 自動(dòng)弧形節(jié)制牐門steel radial sluice gate 弧型鋼牐門radial sluice gate 弧型牐門surface radial sluice gate 表孔弧門mid span radial sluice gate 中孔弧門radial -gate in deep-outlet 深孔弧門inverted radial gate 反曏弧形牐門 返回 radial gate