重整环烷脱氢反应主要借助重整催化剂的()。A、金属功能B、酸性功能C、载体功能D、裂

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问题:

重整环烷脱氢反应主要借助重整催化剂的()。

A、金属功能

B、酸性功能

C、载体功能

D、裂化功能

考点:催化重整装置操作工催化重整装置(高级工)催化重整装置(高级工)题库
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You can never imagine the difficulty I have _____ your house.[ ]

A. find

B. to find

C. finding

D. found

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关于ICMP差错控制报文的描述中,错误的是( )。

A.不享受特别优先权

B.需要传输至目的主机

C.包含故障IP数据报报头

D.伴随抛弃出错数据报产生

题型:单项选择题

用所给词的适当形式填空。

1. That was one of the _____ days in 1998.(bad)

2. We have _____ rain this year than last year. (much)

3. The question isn't so hard. Everyone can answer it _____. (easy)

4. Everybody needs _____ help. (other)

5. "What can we do for the people?" They often ask _____. (they)

6. We mustn't hunt the _____ animals. (protect)

7. Who jumps _____ in your class? (high)

8. It isn't _____ to talk to him. He won't listen to you. (use)

9. I don't know why he isn't _____ coming to the party tonight. (real)

10. How _____ it is snowing! (heavy)

题型:单项选择题

拇指指甲侧面疮疡,肿痛灼热,麻木疼痛,称为()

A.痈疮

B.疽疮

C.疔疮

D.疖子

E.水痘

题型:单项选择题

在我国国家生活的各种监督中,具有最高监督权的是( )

A.中 * *

B.全国人大

C.全国政协

D.最高法院

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