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【单选题】
开环传递函数为【图片】，当K增加时，闭环系统的（ ）。A.
稳定性变好；快速性变差
B.
稳定性变好；快速性变好
C.
稳定性变差；快速性变好
D.
稳定性变差；快速性变差
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A.
不能在同程序中定义
B.
可以在同一程序中定义并可重载
C.
可以在同程序中定义,但不可以重载
D.
以上说法均不正确
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A.
不能在同一程序块中定义
B.
可以在同一个程序块中定义并可重载
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D.
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A.
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A.
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A.
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B.
定位误差20～40nmile
C.
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D.
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【简答题】一个函数为void x(int, char ch='a'); 另一个函数为void x(int);
则它们_____A. 不能再同一程序中定义 B. 可以在同一程序中定义并可重载 C. 可以在同一程序中定义，但不可以重载 D. 以上说法均不正确
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