439. LaTex技巧219：如何在矩阵中统一字体

下面我们看看修改前后的例子：

演示效果图：

演示代码：

\documentclass{article}
\usepackage{amsmath}
\usepackage{array}
\begin{document}

\begin{equation}
\left[
\begin{array}{>{\displaystyle}l>{\displaystyle}c>{\displaystyle}r}
-\frac{k_vA_v}{2A_t\sqrt{h_0}} & 0 & 0 \\
-\frac{C_v}{A_th_0^2}\left[u_{1_0}\left(T_k-T_{u_0}\right)+u_{2_0}\left(T_v-T_{u_0}\right)\right] & -\frac{C_v}{A_th_0}\left(u_{1_0}+u_{2_0}\right) & 0 \\
0 & \frac{1}{\tau_m} & -\frac{1}{\tau_m}
\end{array}
\right]
\end{equation}
\begin{equation}
\left[
\begin{array}{lcr}
-\frac{k_vA_v}{2A_t\sqrt{h_0}} & 0 & 0 \\
-\frac{C_v}{A_th_0^2}\left[u_{1_0}\left(T_k-T_{u_0}\right)+u_{2_0}\left(T_v-T_{u_0}\right)\right] & -\frac{C_v}{A_th_0}\left(u_{1_0}+u_{2_0}\right) & 0 \\
0 & \frac{1}{\tau_m} & -\frac{1}{\tau_m}
\end{array}
\right]
\end{equation}
\end{document}