蓄热器
热能与动力工程,专业英语期末考题
选择题:1.If the system does not exchange energy with surroundings, it is an _________A open systemB closed systemC isolated systemD ontrol volume2. If the temperature of the liguid is lower than the satu...
选择题:1.If the system does not exchange energy with surroundings, it is an _________A open systemB closed systemC isolated systemD ontrol volume2. If the temperature of the liguid is lower than the satu...