diff --git a/src/styles/element-ui.scss b/src/styles/element-ui.scss
index 00624119..19e68157 100644
--- a/src/styles/element-ui.scss
+++ b/src/styles/element-ui.scss
@@ -47,3 +47,6 @@
 .el-range-separator {
   box-sizing: content-box;
 }
+.el-select-dropdown__wrap{
+  max-height: 350px;
+}
\ No newline at end of file
diff --git a/src/views/trials/trials-panel/trial-summary/audit-record/index.vue b/src/views/trials/trials-panel/trial-summary/audit-record/index.vue
index 1544454b..cdedeb41 100644
--- a/src/views/trials/trials-panel/trial-summary/audit-record/index.vue
+++ b/src/views/trials/trials-panel/trial-summary/audit-record/index.vue
@@ -62,13 +62,13 @@
         <div>
           <!-- 功能模块 -->
           <el-form-item :label="$t('trials:auditRecord:table:funcModule')">
-            <el-select v-model="searchData.ModuleType" style="width:120px"  clearable @change="getModuleTypeDescriptionList">
+            <el-select v-model="searchData.ModuleType" style="width:120px" filterable   clearable @change="getModuleTypeDescriptionList">
               <el-option v-for="item of $d.ModuleType" :value="item.id" :label="item.label" :key="`ModuleType${item.value}`"/>
             </el-select>
           </el-form-item>
           <!-- 操作名 -->
           <el-form-item :label="$t('trials:auditRecord:table:operationName')">
-            <el-select v-model="searchData.Description" style="width:120px"  clearable>
+            <el-select v-model="searchData.Description" style="width:120px" filterable   clearable>
               <el-option v-for="item of DescriptionOptions" :value="item" :label="item" :key="item"/>
             </el-select>
           </el-form-item>