【判断题】机械无级自动变速器的传动比可以在一定范围内连续变化。
【简答题】()化原则使物流设备能发挥最大的效能,并使物流系统整体效益最优
【单选题】公共关系部门采集信息、监测环境一般要经过分析鉴别、( )和加工存储三个阶段。
【单选题】В 1851 г. было открыто движение по первой железной дороге __________.
A.
от Петербурга до Москвы
B.
от Владивостока до Москвы
C.
от Петербурга до Новосибирска
D.
от Владивостока до Петербурга
【单选题】She has been saving money in the past two years, so she is ___ that in the coming summer she will be able to afford a journey abroad.
【简答题】She has been saving money in the past two years, so she is ______ that in the coming summer she will be able to afford a journey abroad.A. confident