波段: wave band; wave range; band; ...选择: pick and choose; select器: implement; utensil; ware单波段选择器: single wavelength selector波段选择: band selection频段选择器: frequency range selector波段选择按键: push button for selection wavebands波段选择按钮: band selector button波段选择电路: beam selector circuit波段选择开关: band selector switch; range switch; wave selector最佳波段选择: optimum band selection波段选择指示器: band-selector indicator波段选择用调谐电容器: band setting tuning condenser二阶段选择: two-stage selection分段选择: sector selection路程段选择: hoselection时段选择: time step selection中继段选择: hoselection字段选择: field selection字段选择符: field selector高度波段开关 高度选择器 高度转接开关: altitudeselector选择器转换器调谐旋钮波段开关选数器: selector选择器: chooser; finder; group selectors; mode selector; picker; sampler; sel selector or selection; selecting unit; selector switch中继段选择，路程段选择: hoselection安段选择长度: field selected length
