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【多选题】
励磁系统的任务是A.
系统正常运行时维持机端电压水平；
B.
以并联运行机组间的无功功率进行合理分配；
C.
提高电力系统运行的稳定性；
D.
改善电力系统的运行条件。
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皮皮学刷刷变学霸
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【简答题】简述链接命令文件(·cmd文件)的功能。
【单选题】Which of the following statements is true?
A.
All vessels should carry at least one SART.
B.
SART should be stowed as high as possible according to the SOLAS Convention.
C.
SART can be mounted either on the compass deck or in the survival craft.
D.
SART can be fixed on a mother ship and a lifeboat, but it cannot be fixed on a life craft.
【单选题】Why did the author
A.
to meet the clerk
B.
to buy a gift card
C.
to buy some food
D.
to order a
【单选题】Why did the author become a writer?
A.
Partly because he had a father.
B.
Partly because of his father’s influence.
C.
Partly because his father was familiar with world writers.
D.
Partly because his father knew some great religious leaders.
【简答题】UCS是_()A. 户坐标系
相关题目：
【单选题】Why did the author
A.
to meet the clerk
B.
to buy a gift card
C.
to buy some food
D.
to order a