为克服间接反映发电机功角的传统失步保护所存在的问题,介绍了一种利用发电机调速系统来直接测量发电机功角的方法.In order to avoid the problems by traditional out of step protections based on measurement - angle.最后,根据失步中心的分布情况, 利用图论的思想实现了文中的动态解列方案.After the identification of osc...
For years the nation had been under the heel of a dictatorial regime.多年来这个国家一直在独裁政权的铁蹄下。At first he was most dictatorial and aggressive in what he said, but when he realised that he would get nowhere by that means , he b...
Use shells to decorate boxes, trays, mirrors or even pots.用贝壳来装点盒子、托盘、镜子甚至是花盆。How could we decorate the room to liven it up?我们怎么才能把这房间装饰得更有生气呢？Use any pastry trimmings to decorate the apples.用剩余的油酥面皮装饰苹果。...