2025知到答案 化学工程概论与伦理 最新智慧树满分章节测试答案
第一章 单元测试
1、单选题:
下列选项中,新型煤化工技术是以煤气化技术为龙头,以( )为基础,合成各种燃料油和化工产品的煤炭洁净利用技术。
选项:
A:碳四化学
B:碳二化学
C:碳一化学
D:碳三化学
答案: 【碳一化学】点我阅读全文
1、单选题:
下列选项中,新型煤化工技术是以煤气化技术为龙头,以( )为基础,合成各种燃料油和化工产品的煤炭洁净利用技术。
选项:
A:碳四化学
B:碳二化学
C:碳一化学
D:碳三化学
答案: 【碳一化学】点我阅读全文
1、判断题:
因为大部分公共产品的效益是外在化的,因此,市场对于提供纯公共产品是失灵的。
选项:
A:错
B:对
答案: 【对】点我阅读全文
1、单选题:
The main idea of the story is that( ).
选项:
A:a man supported his family by hunting wild animals while his wife and children helped with farm work
B:a mother was helped by one of her daughters with the milking of the cow and they spent a night together while the father was away in town
C:a mother and her daughters living in the big woods encountered a big bear but got home safely
D:a big bear wanted to attack the family but it only managed to frighten the cattle on the farm
答案: 【a mother and her daughters living in the big woods encountered a big bear but got home safely】点我阅读全文