1.修改系统公告显示bug

src/views/dm/announce/index.vue

@@ -47,7 +47,7 @@
               :data="scope.row"
               :permission="permission"
             />
-            <el-button v-if="!scope.row.isCancel" size="mini" @click="toCancel(scope.row.id)">取消</el-button>
+            <el-button v-if="!scope.row.isCancel && !scope.row.sendState" size="mini" @click="toCancel(scope.row.id)">取消</el-button>
           </template>
         </el-table-column>
       </el-table>