基本解釋轉(zhuǎn)向架承梁詞組短語(yǔ)短語(yǔ)tender truck bolster [鐵路]煤水車轉(zhuǎn)向架搖枕Bolster truck 鞍座式貨車;裝材車truck with no swing bolster 無(wú)搖動(dòng)臺(tái)式轉(zhuǎn)向架truck bolster更多詞組專業(yè)釋義交通運(yùn)輸工程轉(zhuǎn)向架搖枕