词汇	sleeve stub
释义	sleeve stub 套管短截线,同轴振子
随便看	labor-saving technical progress labor-saving techniques labor-saving technological development labor-saving technology Laborsaving valve labor scale labor science Labor,Second Stage labor secretaries Labor secretary Labor Secretary labor security Labor security measure labor security supervision labor security supervision organs nationwide Labor-securuity labor separation rate labor service Labor Service Agency labor service company labor service cooperation labor-service cooperation Labor service dispatching labor service economy labor-service economy