【单选题】已知有如下的代码段: 正确的说法是:
C.
编译错误, 因为不能在非静态方法中代用静态方法
【简答题】根据汉语提示完成下列句子,每空一词。 1. 这就是我昨天丢失的那个笔记本。 This is the notebook________ ________ _______yesterday. 2. 汤姆喜欢那种他能跟唱的音乐。 Tom likes music________ ________ ________ ________ ________ ________ . 3. 正在扫地的那个男孩是埃里克。...
【单选题】负反馈系统的开环极点为-1、-4(两重极点),开环零点为-2;若该系统具有一对实部为-3.75的共轭复极点,那么该系统的另外一个极点为()。
【判断题】线路设备大、中修完毕后,木枕垫板歪斜及不密贴者不得超过8%(连续检查100头)。( )
【单选题】Why does Captain Von Trapp treat the children in the military way at the beginning?
A.
Because the captain doesn’t like children.
B.
Because the captain doesn’t know anything of parenting.
C.
Because the captain thought the children were responsible for their mother’s death.
D.
Because the Baroness doesn’t like the children.
【单选题】某负反馈系统在实轴上的开环极点包括-1、-4(两重),开环零点为-2。该系统在实轴上的根轨迹为