The recovered ethanol with less than 10% methanol can be purified in a dehydration tower and a separationtower with 40 theoretical plates and a reflux ratio of 15.
环合废液脱水后，分离塔回流比为15，理论板为40时，回收乙醇中甲醇的质量分数小于10%。
2
The ivory-towerseparation from the real world isn’t acceptable anymore.
这是一家研究阿耳茨海默氏病的公司，位于麻萨诸塞族的剑桥。 “与现实世界分离的象牙塔不能再被接受。”
3
The ivory-towerseparation from the real world isn'tacceptable anymore.