relay operated controller ==> 继电器操作的控制器 relay operating frequency ==> 继电器工作频率 relay operating time ==> 继电器动作时间,继电器吸合时间 ..
基于30个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
A repetition rate, or operating frequency, lower than that allowed by the switching times is often specified for a relay.
继电器往往会以开关时间规定一个重复率，或者说是工作频率，使用时需低于该值。
youdao
应用推荐
模块上移
模块下移
不移动