【单选题】()驱动系统的结构特点是可以单独使用发动机或电动机作为动力源,也可以同时使用电动机和发动机作为动力源驱动汽车行驶。
【简答题】Suppose we built a robot(机器人)to explore the planet Mars. We provide the robot with seeing detectors(探测器)to keep it away from er. It is powered entirely by the sun. Should we program the robot to b...
【简答题】At the beginning of this century, medical scientists made an interesting discovery; we are built not just of flesh and blood but also of time. They were to show that we all have “a body clock” us, whi...
【单选题】发动机作为汽车的动力源,将()能转换为()能。
【判断题】在混合动力汽车上,动力电池是辅助电力能源,用作发动机的辅助动力源,以提高整车的动力 性能,或作为电动机驱动车辆时的电源。
【单选题】All the children had a good time at Mark’s birthday party.
【单选题】Traditional afternoon tea is typically served between _______.
【判断题】新能源汽车采用传统的汽油发动机和柴油发动机作为动力来源的汽车。
【单选题】It's years we met each other at a party in Qingdao .