relays

electrical relays that actuate the elevator's movements.

电梯运行的继电器

the wagons were pulled by relays of horses.

货车由一组接一组的马匹轮流拉。

gangs of workers were sent in relays .

工人被分批轮流派出。

In this paper,the operation margin of mho relays(zone 3 impedance relays) is equivalently redefined as function of bus voltages instead of line impedance.

研究了距离三段保护的性能,将裕度定为两端节点电压的函数。

Dave poses as a medium, whilst Locky relays messages from 'beyond'- with hilarious consequences Things start to go wrong, however, when they end up on the wrong side of the Irish Mafia.

剧情简介： MYSTICS is a hilarious black Irish comedy - Dave and Locky are a couple of old-timers who have found the perfect scam, offering 'solace and peace' to the bereaved.