Fix algorithm display name and line stretch in algorithm environment

Updated:
- Algorithm -> 算法
- line stretch was set to 1.5 in the document, not in the class file

WHUBachelor.cls

@@ -141,6 +141,7 @@
 \RequirePackage{tikz, pgfplots} % 绘图
 \RequirePackage{fontspec, color, url, array}
 
+\renewcommand{\algorithmcfname}{算法} % 算法两字用中文显示
 
 %%% ---- 数学定理样式 ----- %%%
 \theoremstyle{plain}

pages/chapter4.tex

@@ -42,6 +42,7 @@ \subsection{算法描述/伪代码}
 参考 \href{https://en.wikibooks.org/wiki/LaTeX/Algorithms}{Algorithms}，下面是一个简单的示例：
 
 \begin{algorithm}[H]
+  \setstretch{1.5} % 代码间行距设定
   \SetAlgoLined
   \KwResult{Write here the result }
    initialization\;