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【简答题】
电路如题72图所示,有三个电容器,电容 C 1 :4μF/耐压15V,电容 C 2 :12μF/耐压10V,电容 C 3 :6μF/耐压30V,则该电容器组相当于一个标称值为 的电容器。
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【简答题】Where can visitors buy a cup of tea?
【单选题】Visitors can stand on the top of Oriental Pearl Television Tower, from where they can have a better ______ of the city of Shanghai. [ ]
A.
sight
B.
scenery
C.
scene
D.
view
【单选题】. My parents always help _________ with housework, and we four children always help _________ with our homework.
A.
one another, each other
B.
one another, one another
C.
each other, one another
D.
each other, each other
【单选题】A customer has a new p5-550 running AIX 5.2 that is SAN-attached to a FAStT900. They have encountered hangs lasting over a minute on their new system during application load testing. They called the...
A.
Are there any errors in the error log？ Do they indicate any hardware or software errors？
B.
Has performance data been collected？ What do the results show in terms of I/O statistics？
C.
Has performance data been collected？ What do the results show in terms of CPU utilization？
D.
What type of SAN switch is the customer using？ What are the microcode levels on the switch？
【简答题】根据句意和音标提示写单词。 1. Sun Haiping is Liu Xia ng's ___________/ k?ut /. 2. My parents alw ays ___________/ / me when I haven't got good marks. 3. Liu Xiang broke the world ___________/'rek :d / with a time ...
【单选题】从下列各题的A、B、C三个选项中选出一个最佳选项填入空白处: 17. My parents always ask me _____ hard.
A.
study
B.
studying
C.
to study
【单选题】Where can the visitors learn about the subjects for new students?
A.
in the school hall
B.
in the science labs
C.
in the classrooms
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