样式修改

src/views/ModelMain.less

@@ -110,6 +110,8 @@
       overflow: hidden;
       .section-item-wrap{
         height: 100%;
+        display: flex;
+        flex-direction: column;
         &>.title{
           border-bottom:1px solid #dcdcdc;
           height: 35px;
@@ -139,6 +141,10 @@
           &>.title >.el-input{
             flex:none;
           }
+          .calc-bottom-panel{
+            flex:1;
+            overflow: auto;
+          }
         }
       }
       .section-tabs.el-tabs--card{

src/views/ModelMain.vue

@@ -128,8 +128,10 @@
                 <component :is="renderIcon('element Close')"></component>
               </span>
             </div>
+            <div class="calc-bottom-panel">
               <component v-if="calcBottomPanel?.component" :is="calcBottomPanel.component" />
             </div>
+          </div>
         </SplitArea>
       </Split>
       <div class="btns-toolbar btns-toolbar-right">