表格宽度添加限制

css/common.css

 }
 .bg_F1982B {
   background-color: #F1982B;
+}
+.w10mm {
+  width: 10mm;
+}
+.w12mm {
+  width: 12mm;
+}
+.w14mm {
+  width: 14mm;
+}
+.w16mm {
+  width: 16mm;
 }

sections/scoreAnalysis/section_2_class_all.html

       <thead>
         <tr>
           <th>班级</th>
-          <th>实考人数</th>
-          <th>缺考人数</th>
-          <th>满分</th>
-          <th>最高分</th>
-          <th>最低分</th>
-          <th>平均分</th>
-          <th>优秀率</th>
-          <th>良好率</th>
-          <th>及格率</th>
-          <th>低分率</th>
-          <th>标准差</th>
+          <th class="w16mm">实考人数</th>
+          <th class="w16mm">缺考人数</th>
+          <th class="w10mm">满分</th>
+          <th class="w12mm">最高分</th>
+          <th class="w12mm">最低分</th>
+          <th class="w12mm">平均分</th>
+          <th class="w14mm">优秀率</th>
+          <th class="w14mm">良好率</th>
+          <th class="w14mm">及格率</th>
+          <th class="w14mm">低分率</th>
+          <th class="w12mm">标准差</th>
         </tr>
       </thead>
       <tbody>