diff --git a/mes/qd/src/views/wms/sb/stat/devicefaultcae/index.vue b/mes/qd/src/views/wms/sb/stat/devicefaultcae/index.vue
index 2212a273..27a40d0e 100644
--- a/mes/qd/src/views/wms/sb/stat/devicefaultcae/index.vue
+++ b/mes/qd/src/views/wms/sb/stat/devicefaultcae/index.vue
@@ -64,6 +64,9 @@
       </div>
       <!--如果想在工具栏加入更多按钮，可以使用插槽方式， slot = 'left' or 'right'-->
       <crudOperation :permission="permission"/>
+      <div>
+        <h5>MTBF=设备总运行时间/故障次数；MTTR=设备故障时间/故障次数</h5>
+      </div>
       <!--表格渲染-->
       <el-table ref="table" v-loading="crud.loading" :data="crud.data" size="mini" style="width: 100%;" @selection-change="crud.selectionChangeHandler">
         <el-table-column type="selection" width="55" />