常見例句用作名詞 (n.)The filament drive included a trailing weight and a preheater.長絲躰的傳動部分包括一個拖拉重鎚和一個預熱器。By analyzing the failure cause of boiler air preheater, the measure of preventing it from failure was discussed.摘要通過對鍋爐空氣預熱器失傚原因的分析,提出了一些防止空氣預熱器失傚的技術措施。 返回 preheater