operational relay是什么意思_operational relay的中文翻译

操作继电器

operational research───<英>运筹学，作业研究

operational strategy───经营战略；生产战略；运作战略

intermittent operational───间歇运行

heater relay───加热器继电器

operational amplifiers───运算放大器；运作放大器

operational strategies───经营策略

status relay───状态继电器

monitor relay───监控继电器

STA relay───STA继电器

The operational features and the fault modes of contactor relay were analyzed.───分析了接触器式继电器的工作特点和失效模式。

box is an operational device to tripping and closing of breaker instructed by protection, breaker controlling unit, monitor unit, and auxiliary device of breaker.───操作箱的作用是用来完成保护、断控单元、测控单元、断路器辅助装置对断路器跳合闸操作的装置。