基本解釋啃軌同根派生 rail-gnawing相關詞英漢例句Analysis and elimination of rail gnawing by the base wheels of bridge cranes 橋式起重機大車啃軌故障的分析及消除The cause of rail gnawing for main guiding beam of bridge erecting machine and its solution 架橋機主導梁啃軌原因及解決方案She was gnawing her nails nervously. 她正在神經質地咬指甲。It's cheaper to ship goods by road than by rail. 公路運輸比鉄路運輸便宜。The coal will be shipped by rail. 這些煤將用火車裝運。rail-gnawing更多例句專業(yè)釋義機械工程啃軌