恒沸蒸馏时,在乙醇—水物系中加入苯,形成的()恒沸物,在1atm下的沸点为()。 发布时间:2017-11-24 14:06 │ 来源:www.tikuol.com 题型:填空题 问题: 恒沸蒸馏时,在乙醇—水物系中加入苯,形成的()恒沸物,在1atm下的沸点为()。
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题型:填空题 CONVERSATION 1 (Questions 1-4) A fire started about (1) o’clock in the morning. It was believed the fire was started by someone (2) in bed. M: Even more serious is the harm to the apartment’s (3) . M: The best thing to protect oneself is to have a smoke alarm and a fire (4) . 查看答案