联立方程式的标准化 simultaneous equations: 【数学】联立方程式。 linear simultaneous equations: 线性联立方程simultaneous difference equations: 联立差分方程simultaneous differential equations: 联立微分方程组; 微分方程组simultaneous equations bias: 联立方程组偏倚下载手机词典可随时随地查词查翻译