问题
问答题 简答题
芳烃精馏有什么特点？
答案
参考答案：
1）产品纯度高，馏份窄；2）塔顶、塔底产品同时合格；3）采用温差控制；4）不能混兑调合。
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芳烃精馏有什么特点？
参考答案：
1）产品纯度高，馏份窄；2）塔顶、塔底产品同时合格；3）采用温差控制；4）不能混兑调合。
| 根据短文内容完成句子。 | |||||
| Here is a page from a magazine named Future. Read the following information about things that may happen in ten years.
2. People will be able to live in the new cities in the . 3. Biotechnology will make the fruits and vegetables and keep the food . 4. Electrical appliances will be and will be controlled by . 5. Genetic engineering can help doctors to cure . |