需氧量(水的污染參數(shù)) tod - total oxygen demand: 總需氧量total oxygen demand (tod): 總需氧量total oxygen demand: 總需氧量; 總氧量total oxygen demand automatic recorder: 總需氧量自動記錄儀demand for oxygen: 需氧量下載手機詞典可隨時隨地查詞查翻譯