彈性扣件 elastic fastening elastic rail fastening: 彈性扣件rail fastening: 鋼軌固緊件; 鋼軌扣件; 軌條扣件elastic fastening device: 彈性接合裝置elastic rod type fastening: 彈條式扣件fastening-down temperature of rail: 鎖定軌溫下載手機詞典可隨時隨地查詞查翻譯