短語詞組短語travelling gantry 移動(dòng)式高架吊車;移動(dòng)門臺(tái)架;移動(dòng)式龍門吊車;移動(dòng)門型起重機(jī)travelling microscope 攜帶式顯微鏡;移測顯微鏡;移動(dòng)式顯微鏡travelling load 移動(dòng)荷載;移動(dòng)載荷;移動(dòng)負(fù)載travelling block 動(dòng)滑車;游動(dòng)滑車Travelling Salesman 旅行商;旅行推銷員travelling cathetometer 活動(dòng)測高計(jì)travelling credit 旅行信用證travelling drier 移動(dòng)式干燥機(jī)travelling field 行波場travelling wave 行波；[物]前進(jìn)波travelling bag 旅行包travelling speed 運(yùn)送速度，旅行速度；運(yùn)行速度；運(yùn)輸速度；移動(dòng)速度travelling crane 移動(dòng)式起重機(jī)；行車travelling wave tube 行波管travelling salesman 旅行推銷員overhead travelling crane 天車；橋式起重機(jī) 返回 travelling