diff --git a/src/api/erf/erf.js b/src/api/erf/erf.js
index d47fe3e..be59af7 100644
--- a/src/api/erf/erf.js
+++ b/src/api/erf/erf.js
@@ -50,6 +50,16 @@ export const withdrawExpApply = data => createAPI(`/erf/expApply/withdrawExpAppl
  */
 export const deleteExpApply = data => createAPI(`/erf/expApply/deleteExpApply`, 'post', data)
 
+/**
+ * 取消申请单（终止所有待审批流程）
+ */
+export const cancelExpApply = data => createAPI(`/erf/expApply/cancelExpApply`, 'post', data)
+
+/**
+ * 复制申请单
+ */
+export const copyExpApply = data => createAPI(`/erf/expApply/copyExpApply`, 'post', data)
+
 /**
  * 查询用户的待办申请单
  */
diff --git a/src/views/modules/erf/expApplyList.vue b/src/views/modules/erf/expApplyList.vue
index 5f949f6..1a8f6a4 100644
--- a/src/views/modules/erf/expApplyList.vue
+++ b/src/views/modules/erf/expApplyList.vue
@@ -47,6 +47,7 @@
           <el-option label="生产中" value="生产中"></el-option>
           <el-option label="样品确认" value="样品确认"></el-option>
           <el-option label="已完成" value="已完成"></el-option>
+          <el-option label="已取消" value="已取消"></el-option>
         </el-select>
       </el-form-item>
 
@@ -76,6 +77,30 @@
         <el-button @click="getDataList('Y')" type="primary" plain class="search-btn">查询</el-button>
         <el-button @click="resetQuery()" plain class="reset-btn">重置</el-button>
         <el-button @click="openCreateDialog()" type="success" plain class="add-btn">新增申请单</el-button>
+        <el-button
+          @click="deleteApplyFromToolbar()"
+          :disabled="!currentRow.applyNo || currentRow.status !== '草稿'"
+          type="danger"
+          plain
+          class="delete-btn">删除</el-button>
+        <el-button
+          @click="withdrawApplyFromToolbar()"
+          :disabled="!currentRow.applyNo || currentRow.status === '草稿' || currentRow.status === '已完成' || currentRow.status === '已驳回' || currentRow.status === '已取消'"
+          type="warning"
+          plain
+          class="withdraw-btn">撤回</el-button>
+        <el-button
+          @click="cancelApplyFromToolbar()"
+          :disabled="!currentRow.applyNo || currentRow.status === '草稿' || currentRow.status === '已完成' || currentRow.status === '已取消'"
+          type="info"
+          plain
+          class="cancel-btn">取消</el-button>
+        <el-button
+          @click="openCopyDialog()"
+          :disabled="!currentRow.applyNo"
+          type="primary"
+          plain
+          class="copy-btn">复制</el-button>
       </el-form-item>
     </el-form>
 
@@ -102,12 +127,6 @@
           <a
             v-if="scope.row.status === '草稿' || scope.row.status === '已驳回'"
             @click="submitApply(scope.row)">{{ scope.row.status === '已驳回' ? '重新下达' : '下达' }}</a>
-          <a
-            v-if="scope.row.status === '草稿'"
-            @click="deleteApply(scope.row)">删除</a>
-          <a
-            v-if="scope.row.status !== '草稿' && scope.row.status !== '已完成' && scope.row.status !== '已驳回'"
-            @click="withdrawApply(scope.row)">撤回</a>
           <a
             v-if="showSampleConfirmBtn(scope.row)"
             @click="openSampleConfirm(scope.row)">样品确认</a>
@@ -447,6 +466,37 @@
       </div>
     </el-dialog>
 
+    <!-- 复制申请单弹窗 -->
+    <el-dialog
+      title="复制申请单"
+      :visible.sync="copyDialogVisible"
+      width="400px"
+      :close-on-click-modal="false">
+      <div style="margin-bottom: 15px;margin-left: 40px; color: #606266; font-size: 13px">
+        <i class="el-icon-info" style="color: #409EFF"></i>
+        选择需要复制的内容，将创建一个新的草稿申请单
+      </div>
+      <el-form :model="copyData" label-width="120px" size="small">
+        <el-form-item label="源申请单号">
+          <el-tag type="primary">{{ copyData.sourceApplyNo }}</el-tag>
+        </el-form-item>
+
+        <el-form-item label="复制选项">
+          <el-checkbox-group v-model="copyData.copyOptions">
+            <el-checkbox v-if="currentRow.experimentType === 'High Risk'" label="triConfirm">三方确认信息</el-checkbox>
+            <el-checkbox label="attachment">附件</el-checkbox>
+          </el-checkbox-group>
+        </el-form-item>
+      </el-form>
+
+      <div slot="footer" class="dialog-footer">
+        <el-button type="primary" @click="confirmCopy" :loading="copyLoading">
+          {{ copyLoading ? '复制中...' : '确认复制' }}
+        </el-button>
+        <el-button @click="copyDialogVisible = false">取消</el-button>
+      </div>
+    </el-dialog>
+
     <!-- 下达确认弹窗 - 选择审批人 -->
     <el-dialog
       title="确认审批人信息"
@@ -515,7 +565,7 @@
 </template>
 
 <script>
-import { searchExpApplyList, submitExpApply, deleteExpApply, withdrawExpApply, getSubmitApprovers, getFlowStatus, getTriConfirmList, confirmSample } from '@/api/erf/erf'
+import { searchExpApplyList, submitExpApply, deleteExpApply, withdrawExpApply, cancelExpApply, copyExpApply, getSubmitApprovers, getFlowStatus, getTriConfirmList, confirmSample } from '@/api/erf/erf'
 import { getBuList } from '@/api/factory/site'
 import ExpApplyForm from './components/expApplyForm.vue'
 import ExpProjectDetail from './components/expProjectDetail.vue'
@@ -604,6 +654,14 @@ export default {
         applyNo: '',
         sampleQuantity: null,
         finalFinishDate: ''
+      },
+
+      // 复制申请单弹窗
+      copyDialogVisible: false,
+      copyLoading: false,
+      copyData: {
+        sourceApplyNo: '',
+        copyOptions: ['triConfirm'] // 默认全选
       }
     }
   },
@@ -1296,6 +1354,131 @@ export default {
         this.sampleConfirmLoading = false
         this.$message.error('样品确认异常')
       })
+    },
+
+    /**
+     * 工具栏删除申请单
+     */
+    deleteApplyFromToolbar() {
+      if (!this.currentRow.applyNo) {
+        this.$message.warning('请先选择一条申请单记录')
+        return
+      }
+
+      if (this.currentRow.status !== '草稿') {
+        this.$message.warning('只能删除草稿状态的申请单')
+        return
+      }
+
+      this.deleteApply(this.currentRow)
+    },
+
+    /**
+     * 工具栏撤回申请单
+     */
+    withdrawApplyFromToolbar() {
+      if (!this.currentRow.applyNo) {
+        this.$message.warning('请先选择一条申请单记录')
+        return
+      }
+
+      if (this.currentRow.status === '草稿' || this.currentRow.status === '已完成' ||
+          this.currentRow.status === '已驳回' || this.currentRow.status === '已取消') {
+        this.$message.warning('该状态下无法撤回')
+        return
+      }
+
+      this.withdrawApply(this.currentRow)
+    },
+
+    /**
+     * 工具栏取消申请单
+     */
+    cancelApplyFromToolbar() {
+      if (!this.currentRow.applyNo) {
+        this.$message.warning('请先选择一条申请单记录')
+        return
+      }
+
+      if (this.currentRow.status === '草稿') {
+        this.$message.warning('草稿状态的申请单请直接删除')
+        return
+      }
+
+      if (this.currentRow.status === '已完成' || this.currentRow.status === '已取消') {
+        this.$message.warning('该状态下无法取消')
+        return
+      }
+
+      this.$confirm('确定取消该申请单？取消后将终止所有待审批流程，状态变更为已取消', '操作提示', {
+        confirmButtonText: '确定',
+        cancelButtonText: '取消',
+        type: 'warning'
+      }).then(() => {
+        cancelExpApply({
+          applyNo: this.currentRow.applyNo,
+          currentUserId: this.$store.state.user.id
+        }).then(({data}) => {
+          if (data && data.code === 0) {
+            this.$message.success('取消成功')
+            this.getDataList()
+          } else {
+            this.$message.error(data.msg || '取消失败')
+          }
+        }).catch(() => {
+          this.$message.error('取消异常')
+        })
+      })
+    },
+
+    /**
+     * 打开复制申请单弹窗
+     */
+    openCopyDialog() {
+      if (!this.currentRow.applyNo) {
+        this.$message.warning('请先选择一条申请单记录')
+        return
+      }
+
+      // 根据试验类型判断是否显示三方确认选项
+      const defaultOptions = []
+      if (this.currentRow.experimentType === 'High Risk') {
+        defaultOptions.unshift('triConfirm')
+      }
+
+      this.copyData = {
+        sourceApplyNo: this.currentRow.applyNo,
+        copyOptions: defaultOptions
+      }
+      this.copyDialogVisible = true
+    },
+
+    /**
+     * 确认复制申请单
+     */
+    confirmCopy() {
+      this.copyLoading = true
+
+      const copyParams = {
+        sourceApplyNo: this.copyData.sourceApplyNo,
+        copyTriConfirm: this.copyData.copyOptions.includes('triConfirm'),
+        copyAttachment: this.copyData.copyOptions.includes('attachment'),
+        currentUserId: this.$store.state.user.id
+      }
+
+      copyExpApply(copyParams).then(({data}) => {
+        this.copyLoading = false
+        if (data && data.code === 0) {
+          this.$message.success('复制成功，已创建新的草稿申请单：' + data.newApplyNo)
+          this.copyDialogVisible = false
+          this.getDataList()
+        } else {
+          this.$message.error(data.msg || '复制失败')
+        }
+      }).catch(() => {
+        this.copyLoading = false
+        this.$message.error('复制异常')
+      })
     }
   }
 }
@@ -1404,6 +1587,64 @@ export default {
   color: #FFFFFF;
 }
 
+/* 删除按钮 - 红色扁平 */
+.exp-apply-page .delete-btn {
+  background-color: #FEF0F0;
+  border-color: #FAB6B6;
+  color: #F56C6C;
+}
+
+.exp-apply-page .delete-btn:hover:not(:disabled) {
+  background-color: #F56C6C;
+  border-color: #F56C6C;
+  color: #FFFFFF;
+}
+
+/* 撤回按钮 - 橙色扁平 */
+.exp-apply-page .withdraw-btn {
+  background-color: #FDF6EC;
+  border-color: #F5DAB1;
+  color: #E6A23C;
+}
+
+.exp-apply-page .withdraw-btn:hover:not(:disabled) {
+  background-color: #E6A23C;
+  border-color: #E6A23C;
+  color: #FFFFFF;
+}
+
+/* 取消按钮 - 灰色扁平 */
+.exp-apply-page .cancel-btn {
+  background-color: #F4F4F5;
+  border-color: #D3D4D6;
+  color: #909399;
+}
+
+.exp-apply-page .cancel-btn:hover:not(:disabled) {
+  background-color: #909399;
+  border-color: #909399;
+  color: #FFFFFF;
+}
+
+/* 复制按钮 - 蓝色扁平 */
+.exp-apply-page .copy-btn {
+  background-color: #ECF5FF;
+  border-color: #B3D8FF;
+  color: #409EFF;
+}
+
+.exp-apply-page .copy-btn:hover:not(:disabled) {
+  background-color: #409EFF;
+  border-color: #409EFF;
+  color: #FFFFFF;
+}
+
+/* 禁用按钮样式 */
+.exp-apply-page .el-button:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
 /* 数据表格样式 */
 .exp-apply-page .data-table {
   background-color: #FFFFFF;