The carriage underbed includes two longitudinal beams in the lengthwise direction of the truck body, several crossbeams and several wing supports.
英
美
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所述車(chē)廂底架包括兩根沿車(chē)體長(cháng)度方向設置的縱梁、垂直于縱梁的多根橫梁和若干翼?yè)?,其中,所述縱梁采用腰寬小于腿高的槽狀型材,槽口朝上布置;
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