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- ground directional relay 接地定向继电器
- Recently, a new protection technique is developed based on the time graded overcurrent directional relay [1]. 最近,一种新的保护技术是发展的基础上,时间梯度过压继电器方向继电器[1]。
- He stayed for days on the broken ground directing relief teams from the front. 他在断壁残垣中呆了几天,直接指挥和安慰最前线的人。
- induction disc type directional relay 感应圆盘式定向继电器
- induction type power directional relay 感应式功率定向继电器
- electronic valve type power directional relay 电子管功率定向继电器,电子管式功率定向继电器
- voltage drop compensation directional relay 压降补偿式定向继电器
- induction-type power directional relay 感应式功率定向继电器
- electronic valve-type power directional relay 电子管式功率定向继电器
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- induction disc-type directional relay 感应圆盘式定向继电器
- voltage and power directional relay 电压和功率定向继电器
- The ground was covered with ferns. 地面上长满了羊齿植物。
- three-phase power directional relay 三相功率方向继电器
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
- Protection for these isolated systems has been a relatively simple task, which is carried out using over current directional relays with selectivity. 采用具有选择性的过电流方向继电器,对这种相互分隔直流系统的保护相对就简单。
- Rachel who died last week was still above ground. 雷切尔上星期去世,现在还没安葬。
- This car really comes into its own on rough ground. 这辆汽车在颠簸的路上才真正显示出它独特的性能。
- They put some wreathes on the ground. 他们把一些花环放在地上。