以下关于薄膜蒸发特点的论述错误的是A.浓缩速度快，受热时间短 B.不受液体静压和过热 发布时间：2017-06-20 05:13 │ 来源：www.tikuol.com 题型：单项选择题 问题： 以下关于薄膜蒸发特点的论述错误的是A.浓缩速度快，受热时间短B.不受液体静压和过热影响，成分不易被破坏C.能连续操作，可在常压或减压下进行D.能进行固液分离
题型：单项选择题 用所给词的正确形式填空。(in the box, found, an, it's, be, you, how, excuse, please, call, key )1. Is that ______ watch? 2. What ______ your telephone number? 3. Is that your book in the lost and ______ case? 4. Please ______ Gina at 236-5698. 5. —What's this? —______ a pencil case. 6. I lost a set of ______. 7. He has (有) ______ English book. 8. ______ do you spell "pen"? 9. ______ me! Is this your watch? 10. What's your name, ______? 查看答案