皮皮学，免费搜题
登录
搜题
【多选题】
LS400 电控悬架系统主要部件有:( ),悬架控制电脑、执行器、各种手动控制开关和汽车仪表板上的各种显示仪表、指示灯等。A.
车辆高度控制阀
B.
悬架高度传感器
C.
汽车转向角传感器
D.
压缩空气排气阀
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】\t常压操作的精馏塔分离苯与甲苯的混合物，进料液含苯50%（摩尔分数，下同），进料量为40kmol/h，且为饱和液体进料；塔顶产品中含苯95%，塔底产品中含苯2%，塔顶采用全凝器，泡点回流，回流比为3.0，物系的平均相对挥发度为2.5。试求：\t（1）塔顶、塔底产品的流量及塔顶产品中苯的回收率；\t（2）精馏段与提留段内每块塔板上升蒸汽及下降液体的摩尔流量；\t（3）精馏段的操作线方程；\t（4）...
【简答题】Section B 31. We have found that there’s not much (different) ______ between the two products. 32. If your budget is (limit) ______, they can tailor the overall service to meet your need. 33. I didn’t...
【单选题】— What does Justin Bieber’s song Never Say Never impress you most? — It tells us that we _______ do almost anything if we never give up.
A.
can
B.
have to
C.
should
D.
need
【简答题】A)Ignore B) impact C) improve D) impress 1. Steve borrowed his dad’s sports car to his girlfriend. 2. We need to assess the on climate change. 3. Many wines with age.
【简答题】Section B Directions: There are 5 incomplete statements here. You should fill in each blank with the proper form of the word given in brackets. Write the word or words in the correstponding space on t...
【单选题】常压下苯-甲苯体系的平均相对挥发度为2.45,进料液中 =0.4,塔顶馏出液中 =0.95,塔底馏残液含苯为 ≤0.02,试估算全回流所需要的理论塔板数和进料板所在位置(含再沸器)。
A.
6,3
B.
7,4
C.
7,3
D.
6,4
【简答题】Do you think the film is worth ________? A. see B. to see C. seen D. seeing 2. Finally, my sister got a job ________ assistant manager in a bank. A. for B. with C. as D. like 3. It is predicted that t...
【单选题】Your ideas are very interesting, but we need _______ suggestions to get us out of the mess.
A.
impressive
B.
similar
C.
practical
D.
traditional
相关题目：
参考解析：
知识点：
题目纠错 0
发布
