diff --git a/frontend/scripts/regression-data-process-detail.mjs b/frontend/scripts/regression-data-process-detail.mjs
index f2becb7..b9b815c 100644
--- a/frontend/scripts/regression-data-process-detail.mjs
+++ b/frontend/scripts/regression-data-process-detail.mjs
@@ -48,6 +48,8 @@ assert.match(detailSource, /usePolling\(refreshRuntime,\s*3000/, '运行中任
 assert.match(detailSource, /:data="results"/, '结果表格未绑定服务端结果数据')
 assert.match(detailSource, /v-model="keyword"/, '结果明细缺少搜索能力')
 assert.match(detailSource, /v-model="statusFilter"/, '结果明细缺少状态筛选')
+assert.match(detailSource, /:tooltip-options="resultCellTooltipOptions"/, '结果明细没有配置受控的长文本提示')
+assert.match(detailSource, /\.data-process-result-tooltip[\s\S]*?max-width:\s*min\(520px,\s*calc\(100vw - 32px\)\)/, '结果明细长文本提示没有限制最大宽度')
 assert.match(detailSource, /updateDataProcessResult\(taskId\.value,[\s\S]*?expected_updated_at:/, '结果编辑没有携带并发版本时间')
 assert.match(detailSource, /restoreDataProcessResult\(taskId\.value,\s*result\.id\)/, '结果恢复没有调用真实 API')
 assert.match(detailSource, /publishDataProcess\(taskId\.value,/, '发布数据集没有调用真实 API')
diff --git a/frontend/src/views/data-process/DataProcessDetailView.vue b/frontend/src/views/data-process/DataProcessDetailView.vue
index cb3e79a..267550f 100644
--- a/frontend/src/views/data-process/DataProcessDetailView.vue
+++ b/frontend/src/views/data-process/DataProcessDetailView.vue
@@ -43,6 +43,11 @@ const restoringResultId = ref<string | number | null>(null)
 const publishDialogVisible = ref(false)
 const publishing = ref(false)
 const configExpanded = ref(false)
+const resultCellTooltipOptions = {
+  popperClass: 'data-process-result-tooltip',
+  placement: 'top',
+  showAfter: 300,
+} as const
 let resultFilterTimer: ReturnType<typeof setTimeout> | null = null
 
 const editForm = reactive({ instruction: '', input: '', output: '' })
@@ -656,7 +661,13 @@ onBeforeUnmount(() => {
           </div>
         </div>
 
-        <el-table v-if="results.length" :data="results" row-key="id" table-layout="fixed">
+        <el-table
+          v-if="results.length"
+          :data="results"
+          :tooltip-options="resultCellTooltipOptions"
+          row-key="id"
+          table-layout="fixed"
+        >
           <el-table-column type="index" label="#" width="56" align="center" />
           <el-table-column label="指令" min-width="190" show-overflow-tooltip prop="instruction" />
           <el-table-column label="输入" min-width="160" show-overflow-tooltip prop="input" />
@@ -858,6 +869,17 @@ onBeforeUnmount(() => {
 .result-filters :deep(.el-select) { width: 120px; }
 .result-section :deep(.el-table) { border-radius: 0; }
 
+:global(.data-process-result-tooltip) {
+  box-sizing: border-box;
+  max-width: min(520px, calc(100vw - 32px));
+  max-height: 240px;
+  overflow-y: auto;
+  white-space: pre-wrap;
+  overflow-wrap: anywhere;
+  word-break: break-word;
+  line-height: 1.6;
+}
+
 .result-empty, .not-found-state {
   min-height: 220px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #94a3b8;
   > i { margin-bottom: 12px; color: var(--el-color-primary-light-5); font-size: 30px; }