最小定时限继电器
definite minimum time-limit relay
最小最小风险函数值准则
minimin risk function value criterion
定时限-反时限继电器
inverse-time definite-time limit relay
定时限继电器
definite time relay
constant time relay
independent time lag relay
反时-定时限继电器
inverse-time definite time limit relay
四段反时限继电器
inverse time overcurrent relay
有限反时限继电器
inverse time lag relay with definite minimum