基本解釋[經(jīng)濟學(xué)]移動橋式吊車英漢例句雙語例句Steel through truss bridge has some excellence, such as low girder, light deadweight, high carrying capacity, comfortable travelling crane, short construct periods.下承式鋼桁架橋具有梁高低、自重輕、承載能力大、行車平穩(wěn)舒適、施工周期短等優(yōu)點。travelling bridge crane更多例句專業(yè)釋義經(jīng)濟學(xué)移動橋式吊車