特性方程式 meaning in English

characteristic equation

Inverse - time characteristic equations for overcurrent relays
过流继电器反向时间特性方程式
The verification of particle size distribution of coal slime in accordance with rosin - rammlar equation
拉姆勒粒度特性方程式的验证
Abstract : the structure and the working principle of electronic - hydraulicvalve are analysed and the p - i ( pressure - control current ) characteristic equation of electronic - hydraulic valve is derived
文摘:通过对电液阀结构与工作原理的分析，导出了电液阀的p ? i (压力?控制电流)特性方程式。