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- To meet this requirement, the new relay developed consists of a combination of directional overcurrent relay and directional undervoltage relay. 为满足这一需求，新开发的继电器组成的组合定向流保护继电器和方向性的欠压继电器。
- incuction type undervoltage relay 感应式低压继电器
- rotating-iron type undervoltage relay 旋转衔铁式欠压继电器
- induction type undervoltage relay 感应式低压继电路
- The anchor man in a relay team runs last. 接力队中的主力跑最后一棒。
- plunger type undervoltage relay 活塞式欠电压继电器
- The line AB cuts the line DC at the point E. AB线和DC线在E点相交。
- Six teams competed in yesterday's relay race. 六个队参加了昨天的接力赛。
- undervoltage relay 欠压继电器
- AC undervoltage relay 交流欠电压延迟
- plunger-type undervoltage relay 活塞式欠压继电器
- phase undervoltage relay 低相压继电器
- She want to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- The concert was broadcast by relay. 这场音乐会是实况转播的。
- She wanted to relay the carpet in her new home. 她想重新铺设她新房子的地毯。
- A new relay of horses was harnessed to the cart. 用作轮换的马都已套到了那辆马车上。
- I acknowledged that it might well NOT be DC or NY. 我知道那些地方不一定是纽约市或华盛顿特区。
- Platycodon grandiflorum (Jacq.) A. DC. 桔梗
- Ligularia macrophylla(Ledeb.)DC. 大叶橐吾
- Torricellia tiliifolia(Wall.)DC. 鞘柄木
