迪費爾當熱迪弗當日differdange beam: 寬緣工字鋼differdange rolled section: 寬緣工字鋼differcntial phase: 微分相位differantial detector: 差示檢測器differding: 迪費爾丹下載手機詞典可隨時隨地查詞查翻譯