diff --git a/vehicle-data-platform/apps/web/src/pages/Realtime.tsx b/vehicle-data-platform/apps/web/src/pages/Realtime.tsx
index 8b8274c2..bdad8a99 100644
--- a/vehicle-data-platform/apps/web/src/pages/Realtime.tsx
+++ b/vehicle-data-platform/apps/web/src/pages/Realtime.tsx
@@ -19,8 +19,11 @@ function canOpenVehicle(vin?: string) {
 
 function vehicleServiceStatus(row: VehicleRealtimeRow) {
   if (row.serviceStatus) {
+    const title = row.serviceStatus.status === 'degraded' || row.serviceStatus.title === '来源不完整'
+      ? '数据通道不完整'
+      : row.serviceStatus.title;
     return {
-      label: row.serviceStatus.title,
+      label: title,
       color: row.serviceStatus.severity === 'ok' ? 'green' as const : row.serviceStatus.severity === 'error' ? 'red' as const : 'orange' as const
     };
   }
@@ -28,7 +31,7 @@ function vehicleServiceStatus(row: VehicleRealtimeRow) {
     return { label: '车辆离线', color: 'red' as const };
   }
   if (row.onlineSourceCount < row.sourceCount) {
-    return { label: '来源不完整', color: 'orange' as const };
+    return { label: '数据通道不完整', color: 'orange' as const };
   }
   return { label: '服务正常', color: 'green' as const };
 }
@@ -55,7 +58,7 @@ function sourceIssueTags(row: VehicleRealtimeRow) {
     .filter((source) => !source.online || !source.hasRealtime)
     .map((source) => `${source.protocol} ${source.hasRealtime ? '离线' : '未接入'}`) ?? [];
   if (tags.length > 0) return tags;
-  if (row.onlineSourceCount < row.sourceCount) return ['来源缺失'];
+  if (row.onlineSourceCount < row.sourceCount) return ['数据通道缺失'];
   return [];
 }
 
@@ -144,7 +147,7 @@ const onlineLabel: Record<string, string> = {
 
 const serviceStatusLabel: Record<string, string> = {
   healthy: '服务正常',
-  degraded: '来源不完整',
+  degraded: '数据通道不完整',
   offline: '车辆离线',
   identity_required: '身份未绑定'
 };
@@ -369,7 +372,7 @@ function realtimeDutyHandoffText({
     `页面车辆：${rows.length.toLocaleString()} / 总计 ${total.toLocaleString()}；版本：${runtimeRelease || '未标记'}`,
     `在线：${onlineCount.toLocaleString()}；离线：${(rows.length - onlineCount).toLocaleString()}；定位有效：${locatedCount.toLocaleString()}；需要关注：${degradedCount.toLocaleString()}；超时：${staleCount.toLocaleString()}；数据通道：${sourceTypeCount.toLocaleString()}`,
     `地图：${amapConfigured ? '高德已配置' : '高德未配置'}`,
-    `车辆覆盖：${sourceLines.length > 0 ? sourceLines.join('；') : '当前页暂无来源明细'}`,
+    `车辆覆盖：${sourceLines.length > 0 ? sourceLines.join('；') : '当前页暂无数据通道明细'}`,
     `实时入口：${appURL(buildAppHash({ page: 'realtime', protocol: filters.protocol, filters }))}`,
     ''
   ];
@@ -385,12 +388,12 @@ function realtimeDutyHandoffText({
     lines.push(
       `${index + 1}. ${row.plate || '-'} / ${row.vin} / ${protocol || '-'} / ${status.label}`,
       `   最后上报：${row.lastSeen || '-'}；新鲜度：${freshness.label}；位置：${isValidCoordinate(row) ? `${row.longitude},${row.latitude}` : '无有效坐标'}；速度：${row.speedKmh ?? '-'} km/h；SOC：${row.socPercent ?? '-'}%`,
-      `   数据覆盖：${sourceEvidenceText(row)}；问题：${realtimeIssueLabels(row).join('；')}`,
+      `   数据通道：${sourceEvidenceText(row)}；问题：${realtimeIssueLabels(row).join('；')}`,
       `   车辆服务：${appURL(buildAppHash({ page: 'detail', keyword: row.vin, protocol }))}`,
       `   实时监控：${appURL(buildAppHash({ page: 'realtime', keyword: row.vin, protocol }))}`,
       `   轨迹回放：${appURL(buildAppHash({ page: 'history', keyword: row.vin, protocol }))}`,
       `   里程统计：${appURL(buildAppHash({ page: 'mileage', keyword: row.vin, protocol }))}`,
-      `   原始记录：${protocol ? rawFrameAPIURL(row, protocol) : '-'}`
+      `   历史查询：${protocol ? rawFrameAPIURL(row, protocol) : '-'}`
     );
   });
   return lines.join('\n');
@@ -431,7 +434,7 @@ function realtimeImpactReportText({
     `定位影响：${locatedCount.toLocaleString()} 辆有有效坐标`,
     `服务影响：${degradedCount.toLocaleString()} 辆降级 / ${staleCount.toLocaleString()} 辆超时`,
     `地图能力：${amapConfigured ? '高德地图可用' : '高德地图未配置，使用坐标预览'}`,
-    `建议动作：${impactLevel === '实时稳定' ? '保持监控并关注告警队列' : '优先处理离线、超时和来源不完整车辆，并回到轨迹和原始记录复核'}`,
+    `建议动作：${impactLevel === '实时稳定' ? '保持监控并关注告警队列' : '优先处理离线、超时和数据通道不完整车辆，并回到轨迹和历史查询复核'}`,
     `实时监控：${appURL(buildAppHash({ page: 'realtime', protocol: filters.protocol, filters }))}`
   ].join('\n');
 }
@@ -517,7 +520,7 @@ function mapCustomerDecisionText({
     `在线车辆：${appURL(buildAppHash({ page: 'map', protocol: filters.protocol, filters: { ...filters, online: 'online' } }))}`,
     selectedVIN ? `车辆服务：${appURL(buildAppHash({ page: 'detail', keyword: selectedVIN, protocol: selectedProtocol }))}` : '',
     selectedVIN ? `轨迹回放：${appURL(buildAppHash({ page: 'history', keyword: selectedVIN, protocol: selectedProtocol }))}` : '',
-    selectedVIN ? `数据导出：${appURL(buildAppHash({ page: 'history-query', keyword: selectedVIN, protocol: selectedProtocol, filters: { tab: 'raw', includeFields: 'true' } }))}` : ''
+    selectedVIN ? `历史查询导出：${appURL(buildAppHash({ page: 'history-query', keyword: selectedVIN, protocol: selectedProtocol, filters: { tab: 'raw', includeFields: 'true' } }))}` : ''
   ].filter(Boolean).join('\n');
 }
 
@@ -558,7 +561,7 @@ async function copyText(value: string, label: string) {
 export function Realtime({
   mode = 'realtime',
   title = '实时监控',
-  description = '以车辆为主对象查看最新位置、在线来源、核心实时数据和地图作业状态',
+  description = '以车辆为主对象查看最新位置、在线状态、核心实时数据和地图作业状态',
   onOpenVehicle,
   onOpenHistory,
   onOpenQuality,
@@ -834,7 +837,7 @@ export function Realtime({
     {
       title: '车辆服务',
       value: selectedVehicleLabel,
-      detail: selectedMapRow ? '查看车辆画像、来源状态和最新实时字段。' : '先从地图或车辆列表选择一辆车。',
+      detail: selectedMapRow ? '查看车辆画像、数据通道状态和最新实时字段。' : '先从地图或车辆列表选择一辆车。',
       action: '车辆档案',
       color: selectedMapRow ? vehicleServiceStatus(selectedMapRow).color : 'grey' as const,
       disabled: !selectedMapRow || !canOpenVehicle(selectedMapRow.vin),
@@ -918,10 +921,10 @@ export function Realtime({
     {
       title: '查询导出',
       value: `${rows.length.toLocaleString()} 辆当前页`,
-      detail: '导出当前车辆清单，或进入选中车辆的历史记录。',
+      detail: '导出当前车辆清单，或进入选中车辆的历史查询。',
       color: 'blue' as const,
       primaryAction: '导出当前页',
-      secondaryAction: '历史记录',
+      secondaryAction: '历史查询',
       onPrimary: exportRealtime,
       onSecondary: openSelectedVehicleRaw,
       disabled: false,
@@ -1235,7 +1238,7 @@ export function Realtime({
                 <>
                   <Tag color={vehicleServiceStatus(selectedMapRow).color}>{vehicleServiceStatus(selectedMapRow).label}</Tag>
                   <Tag color={dataFreshness(selectedMapRow).color}>{dataFreshness(selectedMapRow).detail}</Tag>
-                  <Tag color="blue">{selectedVehicleProtocol || '未知来源'}</Tag>
+                  <Tag color="blue">{selectedVehicleProtocol || '未知通道'}</Tag>
                 </>
               ) : (
                 <Tag color="grey">先选车辆</Tag>
@@ -1293,7 +1296,7 @@ export function Realtime({
                 <Space wrap>
                   <Tag color={vehicleServiceStatus(selectedMapRow).color}>{vehicleServiceStatus(selectedMapRow).label}</Tag>
                   <Tag color={dataFreshness(selectedMapRow).color}>{dataFreshness(selectedMapRow).detail}</Tag>
-                  <Tag color="blue">{selectedMapRow.primaryProtocol || '未知来源'}</Tag>
+                  <Tag color="blue">{selectedMapRow.primaryProtocol || '未知通道'}</Tag>
                 </Space>
                 <Typography.Title heading={5} style={{ margin: '8px 0 0' }}>
                   {selectedMapRow.plate || selectedMapRow.vin}
@@ -1411,7 +1414,7 @@ export function Realtime({
           </Form.Select>
           <Form.Select field="serviceStatus" label="服务状态" placeholder="全部" style={{ width: 150 }}>
             <Select.Option value="healthy">服务正常</Select.Option>
-            <Select.Option value="degraded">来源不完整</Select.Option>
+            <Select.Option value="degraded">数据通道不完整</Select.Option>
             <Select.Option value="offline">车辆离线</Select.Option>
             <Select.Option value="identity_required">身份未绑定</Select.Option>
           </Form.Select>
@@ -1724,7 +1727,7 @@ export function Realtime({
               { label: '在线率', value: formatPercent(onlineRate), color: onlineRate >= 80 ? 'green' as const : 'orange' as const, detail: `${onlineCount.toLocaleString()} / ${rows.length.toLocaleString()} 辆在线。` },
               { label: '定位有效率', value: formatPercent(locatedRate), color: locatedRate >= 80 ? 'green' as const : 'orange' as const, detail: `${locatedCount.toLocaleString()} / ${rows.length.toLocaleString()} 辆坐标有效。` },
               { label: '新鲜数据', value: `${(rows.length - staleCount).toLocaleString()} 辆`, color: staleCount > 0 ? 'orange' as const : 'green' as const, detail: `${staleCount.toLocaleString()} 辆超过 5 分钟未更新。` },
-              { label: '降级率', value: formatPercent(degradedRate), color: degradedCount > 0 ? 'orange' as const : 'green' as const, detail: `${degradedCount.toLocaleString()} 辆存在来源不完整或离线。` },
+              { label: '降级率', value: formatPercent(degradedRate), color: degradedCount > 0 ? 'orange' as const : 'green' as const, detail: `${degradedCount.toLocaleString()} 辆存在数据通道不完整或离线。` },
               { label: '分页覆盖率', value: formatPercent(pageCoverageRate), color: pageCoverageRate >= 100 ? 'green' as const : 'grey' as const, detail: '当前页车辆数 / 当前筛选总车辆数。' }
             ].map((item) => (
               <Card key={item.label} bordered>
diff --git a/vehicle-data-platform/apps/web/src/test/App.test.tsx b/vehicle-data-platform/apps/web/src/test/App.test.tsx
index 2376d061..8cf0fd8b 100644
--- a/vehicle-data-platform/apps/web/src/test/App.test.tsx
+++ b/vehicle-data-platform/apps/web/src/test/App.test.tsx
@@ -8992,7 +8992,7 @@ test('shows canonical service status in realtime vehicles', async () => {
   render(<App />);
 
   expect((await screen.findAllByText('VIN-RT-DEGRADED')).length).toBeGreaterThan(0);
-  expect(screen.getAllByText('来源不完整').length).toBeGreaterThan(0);
+  expect(screen.getAllByText('数据通道不完整').length).toBeGreaterThan(0);
 });
 
 test('frames realtime page as one vehicle service with source evidence', async () => {
@@ -9535,7 +9535,7 @@ test('copies realtime operations summary from realtime page', async () => {
   expect(writeText).toHaveBeenCalledWith(expect.stringContaining('实时入口：http://localhost:3000/#/realtime?protocol=JT808&online=online'));
   expect(writeText).toHaveBeenCalledWith(expect.stringContaining('车辆服务：http://localhost:3000/#/detail?keyword=VIN-RT-SUMMARY-003&protocol=JT808'));
   expect(writeText).toHaveBeenCalledWith(expect.stringContaining('里程统计：http://localhost:3000/#/mileage?keyword=VIN-RT-SUMMARY-003&protocol=JT808'));
-  expect(writeText).toHaveBeenCalledWith(expect.stringContaining('原始记录：http://localhost:3000/api/history/raw-frames?protocol=JT808&vin=VIN-RT-SUMMARY-003&limit=20&includeFields=true'));
+  expect(writeText).toHaveBeenCalledWith(expect.stringContaining('历史查询：http://localhost:3000/api/history/raw-frames?protocol=JT808&vin=VIN-RT-SUMMARY-003&limit=20&includeFields=true'));
   fireEvent.click(screen.getByRole('button', { name: '实时筛选 需要关注 2' }));
   expect(window.location.hash).toBe('#/realtime?protocol=JT808&serviceStatus=degraded&online=online');
   fireEvent.click(screen.getByRole('button', { name: '筛选数据通道 GB32960' }));
@@ -10323,7 +10323,7 @@ test('shows and clears current realtime service filters', async () => {
   expect(screen.getByText('关键词：粤ART002')).toBeInTheDocument();
   expect(screen.getAllByText('数据通道：JT808').length).toBeGreaterThan(0);
   expect(screen.getByText('在线：在线')).toBeInTheDocument();
-  expect(screen.getByText('服务状态：来源不完整')).toBeInTheDocument();
+  expect(screen.getByText('服务状态：数据通道不完整')).toBeInTheDocument();
   fireEvent.click(screen.getByRole('button', { name: '清空筛选' }));
 
   await waitFor(() => {