["【Дневная задача №45】114 февраля 2118 года",,"Последнее редактирование этой темы пользователем Green Lotus 12228-2-16 15:34 [Дневная задача №45]1118 года 12114. Прохраенная воздух через预热器比冷空气更有利于燃烧。判断题（）请在两日内作答",,"Нет,，预热器只是热量回收，不改变燃烧效率吧",,"Прохранныая воздух через预热器比冷空气更有利于燃烧。（v）"}

2018-02-14View Original

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本帖最后由绿莲花于 2018-2-16 15:34 编辑【每日一题第045题】2018年2月14日经过预热器的空气比冷空气更有利于燃烧。判断题（）请在两日内作答

Reply #22018-02-15

不对吧，空气预热器只是热量回收，不改变燃烧的效率吧

Reply #32018-02-19

经过预热器的空气比冷空气更有利于燃烧。(v)

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