【单选题】患者以身热烦躁,面目红赤,唇红而干,咽燥口渴,喜冷饮,大便秘结,小便短赤,舌红苔黄,脉数等症状就诊,可诊断其为()
【简答题】Once there lived a man in a small town. He often said, “If I have lots of gold(黄金), I shall be the happiest man in the world.” One day he was traveling in North Africa. He lost his way and he was so h...
【单选题】土坡位于倾斜岩层面上,滑动面形状受到硬层影响而呈现非圆弧形状时,宜采用下列哪种方法计算该土坡的稳定性。( )
【简答题】比较同步发电机与同步电动机在欠励状态和过励状态时的结果。
【简答题】Le vélo est à Sophie, c'est vélo.
【简答题】如何判断一台同步电机处于发电机状态还是电动机状态?
【判断题】一台三相异步电机的转差率为0.02时,该电机运行于电动机状态。()
【单选题】一台异步电机的转差率S=0表示该电机处于()