| 释义 |
一阶 yījiē(r)first-order一阶 yī jiē first order 一阶保持器 first-order holder; 一阶差方程 first difference equation; 一阶差分 first-order difference; 一阶超前 first-order lead; 一阶方程 first-order equation; 一阶环路 first-order loop; 一阶近似 first approximation; 一阶理论 first-order theory; elementary theory; 一阶平稳 first-order stationary; 一阶时滞 time lag of first order; 一阶微分方程 first-order differential equation; 一阶微分环节 first derivative element; 一阶系统 first-order system; 一阶线性微分方程 linear first-order differential equation; 一阶语言 {逻} first order language; 一阶滞后 first-order lag一阶a.first-order【数】一阶的，一级的一阶first-order双向☞单阶--单级--单价双向☞一阶--一级 |