【简答题】试述大脑动脉环(Willis环)的位置、组成及意义。
【单选题】Elie Wiesel获得了哪项诺贝尔奖项?
【单选题】用毫伏表测出电子电路的信号为 ( ) 。
【判断题】对 RAPID 程序进行调试的顺序是先调试例行程序在调试主程序。
【判断题】计轴器是计算车辆进出区段的车轴数来监督列车占用。
【简答题】试述脑和脊髓的动脉供应。叙述大脑动脉环的位置、组成及功能意义。
【单选题】听力原文:M: What did I do wrong? Did I take a wrong turn? W: I’m not sure. Maybe you turned left when you should have turned right. M: Well, now the problem is how to get back onto the main highway. W: Wh...
A.
Ask a policeman for help.
D.
Get back onto the main highway.