2019-09-06 11:09发布
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\documentclass{ctexart} \usepackage{mathtools} \begin{document} \begin{equation*} \begin{cases} t_{11} = \frac{Tb}{a+b}\\ t_{12} = \frac{Ta}{a+b} \end{cases} \ \text{或} \quad \begin{cases} t_{11} = T_1\\ t_{12} = T-T_1 \end{cases} \ \text{或} \quad \begin{cases} t_{11} = T - T_2\\ t_{12} = T_2 \end{cases} \end{equation*} \end{document}
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\documentclass{ctexart} \usepackage{mathtools} \begin{document} \begin{equation*} \begin{cases} t_{11} = \frac{Tb}{a+b}\\ t_{12} = \frac{Ta}{a+b} \end{cases} \ \text{或} \quad \begin{cases} t_{11} = T_1\\ t_{12} = T-T_1 \end{cases} \ \text{或} \quad \begin{cases} t_{11} = T - T_2\\ t_{12} = T_2 \end{cases} \end{equation*} \end{document}一周热门 更多>