物理吸附的多分子层理论的基本假设?

题型:问答题 简答题

问题:

物理吸附的多分子层理论的基本假设?

考点:化工操作工考试工业催化与反应部分工业催化与反应部分题库
题型:问答题 简答题

My name is Mary. I am a 15-year-old girl and have different kinds of       . Here, I want to share some with you.

I       in a public school. There are many different kinds of clubs for us, such as basketball club, volleyball club and dance club. I        the dance club, because I am very interested in       . After school I enjoy dancing        other dance-lovers. And every year in May, there is a big dance party in my school. There are nice songs and dances for      .This year I am going to perform Arabic(阿拉伯式的) dance. It must be      to dress Arabic clothes.

I also enjoy collecting coins,       it can teach me a lot of knowledge(知识) about history and people’s life in      times and places. Through this hobby, I also make many friends. And we plan to give a        show in our school next weekend.

小题1:A. clothes             B. hobbies              C. friends

小题2:A. teach               B. live                 C. study

小题3:A. take part in            B. leave for                C. join in

小题4:A. dancing             B. singing              C. writing

小题5:A. for                 B. with                 C. in

小题6:A. them                B. you                  C. us

小题7:A. terrible                B. ugly                 C. fun

小题8:A. so                  B. because              C. or

小题9:A. different              B. exciting             C. same

小题10:A. dance              B. hobby                    C. coin

题型:问答题 简答题
滚筒式静电分选器由料斗A,导板B,导体滚筒C,刮板D,料槽E、F和放电针G等部件组成,C与G分别接于直流高压电源的正、负极,并令C接地,如图所示,电源电压很高,足以使放电针G附近的空气发生电离并产生大量离子.现在导电性能不同的两种物质粉粒a、b混合物从料斗A下落,沿导板B到达转动的滚筒C上,粉粒a具有良好的导电性,粉粒b具有良好的绝缘性,下列说法正确的是(  )

A.粉粒a落入料槽F,粉粒b落入料槽E

B.粉粒b落入斜槽F,粉粒a落入料槽E

C.若滚筒C不接地而放电针G接地,实际工作中,这是不允许的

D.若滚筒C不接地而放电针G接地,实际工作中,这是允许的

题型:问答题 简答题

公债二级市场一般是()之间的交易场所。

A.政府与证券承销机构

B.公债承购机构与认购者

C.公债持有者与政府

D.公债发行者与公债认购者

题型:问答题 简答题

所有者权益变动表“未分配利润”栏目的本年年末余额应当与本年资产负债表“未分配利润”项目的年末余额相等。 ( )

题型:问答题 简答题

发盘必须明确规定有效期限,未规定有效期的属于询盘。

更多题库