diff --git a/backend/app/crud/research_donation.py b/backend/app/crud/research_donation.py
index fc19a2a2..2b5bb042 100644
--- a/backend/app/crud/research_donation.py
+++ b/backend/app/crud/research_donation.py
@@ -879,6 +879,20 @@ def list_donations(
             if t.express_company_id
         ],
     )
+    from app.crud import sample_freight as sample_freight_svc
+
+    all_list_sample_ids = [
+        s.id
+        for samples in sample_map.values()
+        for s in samples
+        if getattr(s, "id", None)
+    ]
+    freight_by_sample = sample_freight_svc.freight_map_for_samples(
+        db,
+        tenant_no=tenant_no,
+        sample_source=sample_freight_svc.SAMPLE_SOURCE_DONATION,
+        sample_ids=all_list_sample_ids,
+    )
 
     result = []
     for r in rows:
@@ -957,11 +971,13 @@ def list_donations(
                 }
             sample_items.append(
                 {
+                    "id": s.id,
                     "sampleTypeName": type_name,
                     "sampleCode": code,
                     "sampleStatus": (s.sample_status or "").strip(),
                     "labStorageCode": lab_code_map.get(code, "") if code else "",
                     "transport": transport_dict,
+                    "freight": freight_by_sample.get(s.id),
                     **sample_special_to_dict(s),
                     **build_sample_item_reception_qc_fields(
                         reception_summary_map.get(code) if code else None,
diff --git a/web-admin/src/utils/collection-ledger-export.test.ts b/web-admin/src/utils/collection-ledger-export.test.ts
index 039a6d45..fd99040b 100644
--- a/web-admin/src/utils/collection-ledger-export.test.ts
+++ b/web-admin/src/utils/collection-ledger-export.test.ts
@@ -7,6 +7,7 @@ import {
   RESEARCH_HEADERS,
   buildCellStorageLedgerRows,
   buildCustomerServiceLedgerRows,
+  buildFreightMergeRanges,
   buildPresignLedgerRows,
   buildResearchLedgerRows,
   formatLedgerDateTime
@@ -141,14 +142,20 @@ describe('buildResearchLedgerRows', () => {
       birthOrder: 1,
       maternalBloodCollectTime: '2025-08-29 13:30:00',
       consentFormUrls: 'http://example/consent',
-      remark: ''
+      remark: '',
+      freightId: 'fr1',
+      freightTransportLabel: '专线车',
+      freightAmountLabel: '100'
     } as unknown as ProtocolAuditFlatRow
-    const [row] = buildResearchLedgerRows([flat])
+    const { rows } = buildResearchLedgerRows([flat])
+    const row = rows[0]
     assert.equal(row.length, RESEARCH_HEADERS.length)
     assert.equal(row[1], '2025年')
     assert.equal(row[4], '202508001')
-    assert.equal(row[6], '已作废(实验室废弃)')
+    assert.equal(row[6], '实验室废弃')
     assert.equal(row[7], '母血乙肝阳性')
+    assert.equal(row[16], '专线车')
+    assert.equal(row[17], '100')
     assert.equal(row[18], '女')
     assert.equal(row[19], '3000g')
     assert.equal(row[20], '顺产')
@@ -176,15 +183,57 @@ describe('buildResearchLedgerRows', () => {
       newbornDeliveryTime: '',
       newbornSex: '',
       newbornWeightGram: '',
-      deliveryMode: '',
+      deliveryMode: 'pgc',
       birthOrder: '',
       maternalBloodCollectTime: '',
       consentFormUrls: '',
-      remark: ''
+      remark: '',
+      freightId: '',
+      freightTransportLabel: '',
+      freightAmountLabel: ''
     } as unknown as ProtocolAuditFlatRow
-    const [row] = buildResearchLedgerRows([flat])
-    assert.equal(row[6], '已作废(属地废弃)')
+    const { rows } = buildResearchLedgerRows([flat])
+    const row = rows[0]
+    assert.equal(row[6], '属地废弃')
     assert.equal(row[7], '属地废弃')
+    assert.equal(row[20], '剖腹产')
+    assert.equal(row[22], '无母血')
+  })
+
+  it('merges transport and freight columns for the same freight batch', () => {
+    const base = {
+      protocol: { donationStatus: 'sxz', voidType: '', voidDesc: '', monthlyVerifyNo: '' },
+      sampleCollectTime: '2025-09-11 18:13:00',
+      motherName: '甲',
+      sampleTypeName: 'NK',
+      regionName: '常州',
+      hospitalName: '溧阳市人民医院',
+      labStorageCode: 'UBMC1',
+      freightId: 'batch-a',
+      freightTransportLabel: '专线车',
+      freightAmountLabel: '100'
+    }
+    const { rows, merges } = buildResearchLedgerRows([
+      { ...base, sampleIndex: 0 } as unknown as ProtocolAuditFlatRow,
+      {
+        ...base,
+        sampleIndex: 1,
+        motherName: '乙',
+        labStorageCode: 'UBMC2'
+      } as unknown as ProtocolAuditFlatRow
+    ])
+    assert.equal(rows[0][16], '专线车')
+    assert.equal(rows[0][17], '100')
+    assert.equal(rows[1][16], '')
+    assert.equal(rows[1][17], '')
+    assert.deepEqual(merges, [
+      { startRow: 2, endRow: 3, startCol: 17, endCol: 17 },
+      { startRow: 2, endRow: 3, startCol: 18, endCol: 18 }
+    ])
+    assert.deepEqual(buildFreightMergeRanges(['', 'x', 'x', 'y']), [
+      { startRow: 3, endRow: 4, startCol: 17, endCol: 17 },
+      { startRow: 3, endRow: 4, startCol: 18, endCol: 18 }
+    ])
   })
 })
 
diff --git a/web-admin/src/utils/collection-ledger-export.ts b/web-admin/src/utils/collection-ledger-export.ts
index f57cffd8..94afa812 100644
--- a/web-admin/src/utils/collection-ledger-export.ts
+++ b/web-admin/src/utils/collection-ledger-export.ts
@@ -198,6 +198,19 @@ const DELIVERY: Record<string, string> = {
   pgc: '剖宫产'
 }
 
+/** 科研表模板多用「剖腹产」。 */
+const RESEARCH_DELIVERY: Record<string, string> = {
+  sc: '顺产',
+  pgc: '剖腹产'
+}
+
+export type LedgerMergeRange = {
+  startRow: number
+  endRow: number
+  startCol: number
+  endCol: number
+}
+
 function text(value: unknown): string {
   return value == null ? '' : String(value).trim()
 }
@@ -299,10 +312,55 @@ function statusText(status: unknown, voidType: unknown): string {
   return reason ? `${base}(${reason})` : base
 }
 
+/** 科研表储存状态：废弃写类别文案，正常样本留空，对齐线下大表。 */
+function researchStorageStatus(status: unknown, voidType: unknown): string {
+  const code = text(status)
+  if (code === 'yzf') return voidTypeText(voidType)
+  if (code === 'sdfq') return PROTOCOL_STATUS.sdfq
+  return ''
+}
+
 function voidReason(row: Row): string {
   return text(row.voidDesc) || voidTypeText(row.voidType)
 }
 
+function researchTransportText(row: ProtocolAuditFlatRow): string {
+  return text(row.freightTransportLabel) || transportText(row)
+}
+
+function researchFreightText(row: ProtocolAuditFlatRow): string {
+  return text(row.freightAmountLabel)
+}
+
+function researchMaternalBloodText(value: unknown): string {
+  const formatted = formatLedgerDateTime(value)
+  if (formatted) return formatted
+  return text(value) ? text(value) : '无母血'
+}
+
+/** 相邻且 freightId 相同的导出行，合并运输方式/运费列（Excel 行号含表头）。 */
+export function buildFreightMergeRanges(freightIds: string[]): LedgerMergeRange[] {
+  const merges: LedgerMergeRange[] = []
+  let index = 0
+  while (index < freightIds.length) {
+    const freightId = text(freightIds[index])
+    if (!freightId) {
+      index += 1
+      continue
+    }
+    let end = index + 1
+    while (end < freightIds.length && text(freightIds[end]) === freightId) end += 1
+    if (end - index >= 2) {
+      const startRow = index + 2
+      const endRow = end + 1
+      merges.push({ startRow, endRow, startCol: 17, endCol: 17 })
+      merges.push({ startRow, endRow, startCol: 18, endCol: 18 })
+    }
+    index = end
+  }
+  return merges
+}
+
 /** 导出前加载作废类型字典，避免列表外的编码原样写入 Excel。 */
 export async function prepareCollectionLedgerExport(): Promise<void> {
   const { loadVoidTypeDict, getVoidTypeOptions } = await import('./void-type-dict')
@@ -439,7 +497,7 @@ function storageLedgerRow(row: ProtocolAuditFlatRow, index: number, research: bo
     cells[3] = dayText(collectTime)
     cells[4] = text(protocol.monthlyVerifyNo)
     cells[5] = text(row.labStorageCode)
-    cells[6] = statusText(status, protocol.voidType)
+    cells[6] = researchStorageStatus(status, protocol.voidType)
     cells[7] = voidReason(protocol)
     cells[8] = text(row.motherName)
     cells[9] = text(row.sampleTypeName)
@@ -449,12 +507,13 @@ function storageLedgerRow(row: ProtocolAuditFlatRow, index: number, research: bo
     cells[13] = formatLedgerDateTime(collectTime)
     cells[14] = text(row.salesUserName)
     cells[15] = text(row.regionManagerUserName)
-    cells[16] = transportText(row)
+    cells[16] = researchTransportText(row)
+    cells[17] = researchFreightText(row)
     cells[18] = label(SEX, row.newbornSex)
     cells[19] = weightText(row.newbornWeightGram)
-    cells[20] = label(DELIVERY, row.deliveryMode)
+    cells[20] = label(RESEARCH_DELIVERY, row.deliveryMode) || label(DELIVERY, row.deliveryMode)
     cells[21] = text(row.birthOrder)
-    cells[22] = formatLedgerDateTime(row.maternalBloodCollectTime)
+    cells[22] = researchMaternalBloodText(row.maternalBloodCollectTime)
     cells[23] = text(row.consentFormUrls) ? '1' : ''
     cells[24] = text(row.remark)
     return cells
@@ -506,8 +565,23 @@ export function buildCellStorageLedgerRows(rows: ProtocolAuditFlatRow[]): string
   return rows.map((row, index) => storageLedgerRow(row, index, false))
 }
 
-export function buildResearchLedgerRows(rows: ProtocolAuditFlatRow[]): string[][] {
-  return rows.map((row, index) => storageLedgerRow(row, index, true))
+export function buildResearchLedgerRows(rows: ProtocolAuditFlatRow[]): {
+  rows: string[][]
+  merges: LedgerMergeRange[]
+} {
+  const freightIds = rows.map((row) => text(row.freightId))
+  const built = rows.map((row, index) => storageLedgerRow(row, index, true))
+  const merges = buildFreightMergeRanges(freightIds)
+  // 合并区域内仅保留首行运输/运费，其余清空，避免合并后重复显示
+  for (const merge of merges) {
+    if (merge.startCol !== 17 && merge.startCol !== 18) continue
+    const colIndex = merge.startCol - 1
+    for (let excelRow = merge.startRow + 1; excelRow <= merge.endRow; excelRow += 1) {
+      const dataIndex = excelRow - 2
+      if (dataIndex >= 0 && dataIndex < built.length) built[dataIndex][colIndex] = ''
+    }
+  }
+  return { rows: built, merges }
 }
 
 export function buildCustomerServiceLedgerRows(rows: Row[]): string[][] {
@@ -576,7 +650,8 @@ export async function saveCollectionLedgerWorkbook(
   sheetName: string,
   headers: string[],
   rows: string[][],
-  filenamePrefix: string
+  filenamePrefix: string,
+  merges: LedgerMergeRange[] = []
 ) {
   const ExcelJS = (await import('exceljs')).default
   const FileSaver = (await import('file-saver')).default
@@ -593,8 +668,15 @@ export async function saveCollectionLedgerWorkbook(
       const cell = added.getCell(index + 1)
       cell.value = value
       cell.numFmt = '@'
+      cell.alignment = { vertical: 'middle', horizontal: 'center', wrapText: true }
     })
   })
+  merges.forEach((merge) => {
+    if (merge.endRow <= merge.startRow) return
+    sheet.mergeCells(merge.startRow, merge.startCol, merge.endRow, merge.endCol)
+    const cell = sheet.getCell(merge.startRow, merge.startCol)
+    cell.alignment = { vertical: 'middle', horizontal: 'center', wrapText: true }
+  })
   headers.forEach((header, index) => {
     sheet.getColumn(index + 1).width = Math.min(28, Math.max(12, header.replace(/\n/g, '').length + 2))
   })
diff --git a/web-admin/src/utils/protocol-audit-flatten.test.ts b/web-admin/src/utils/protocol-audit-flatten.test.ts
index 97213d6e..8e209c28 100644
--- a/web-admin/src/utils/protocol-audit-flatten.test.ts
+++ b/web-admin/src/utils/protocol-audit-flatten.test.ts
@@ -110,7 +110,18 @@ describe('flattenProtocolAuditRows', () => {
         infectiousDiseaseReportUrls: '',
         attachmentUrls: 'https://x/b.pdf',
         remark: '备注一',
-        sampleItems: [{ sampleTypeName: 'NK', sampleCode: 'D2', labStorageCode: 'A1' }]
+        sampleItems: [
+          {
+            sampleTypeName: 'NK',
+            sampleCode: 'D2',
+            labStorageCode: 'A1',
+            freight: {
+              id: 'fr-1',
+              transportModeLabel: '专线车',
+              freightAmountLabel: '100'
+            }
+          }
+        ]
       }
     ])
     assert.equal(rows[0].monthlyVerifyNo, '202508001')
@@ -122,6 +133,9 @@ describe('flattenProtocolAuditRows', () => {
     assert.equal(rows[0].infectiousDiseaseReportUrls, '')
     assert.equal(rows[0].attachmentUrls, 'https://x/b.pdf')
     assert.equal(rows[0].remark, '备注一')
+    assert.equal(rows[0].freightId, 'fr-1')
+    assert.equal(rows[0].freightTransportLabel, '专线车')
+    assert.equal(rows[0].freightAmountLabel, '100')
   })
 })
 
diff --git a/web-admin/src/utils/protocol-audit-flatten.ts b/web-admin/src/utils/protocol-audit-flatten.ts
index b64fb7c5..da2ef738 100644
--- a/web-admin/src/utils/protocol-audit-flatten.ts
+++ b/web-admin/src/utils/protocol-audit-flatten.ts
@@ -37,6 +37,10 @@ export type ProtocolAuditFlatRow = {
   labStorageCode: string
   transportType: string
   transportLabel: string
+  /** 样本运费批次；多样本共用时 id 相同 */
+  freightId: string
+  freightTransportLabel: string
+  freightAmountLabel: string
   paymentSummary: QcProtocolPaymentSummary | null
   monthlyVerifyNo: string
   donationStatus: string
@@ -90,7 +94,13 @@ export function flattenProtocolAuditRows(
     slots.forEach((item, sampleIndex) => {
       const rec = item || {}
       const transport = asRecord(rec.transport)
+      const freight = asRecord(rec.freight)
       const transportType = str(transport?.transportType)
+      const freightAmountLabel = str(freight?.freightAmountLabel)
+      const freightAmount =
+        freight?.freightAmount == null || freight?.freightAmount === ''
+          ? ''
+          : String(freight.freightAmount)
       out.push({
         rowKey: `${protocolId}|${str(rec.sampleCode) || sampleIndex}`,
         protocolId,
@@ -113,6 +123,9 @@ export function flattenProtocolAuditRows(
         labStorageCode: str(rec.labStorageCode),
         transportType,
         transportLabel: '',
+        freightId: str(freight?.id),
+        freightTransportLabel: str(freight?.transportModeLabel) || str(freight?.transportMode),
+        freightAmountLabel: freightAmountLabel || freightAmount,
         paymentSummary:
           protocol.paymentSummary && typeof protocol.paymentSummary === 'object'
             ? (protocol.paymentSummary as QcProtocolPaymentSummary)
diff --git a/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue b/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
index 606376b3..ba0c0606 100644
--- a/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
+++ b/web-admin/src/views/cell-storage/protocol-audit/DonationProtocolTab.vue
@@ -569,11 +569,13 @@
         ElMessage.warning('没有可导出的数据')
         return
       }
+      const ledger = buildResearchLedgerRows(rows)
       await saveCollectionLedgerWorkbook(
         '科研表',
         RESEARCH_HEADERS,
-        buildResearchLedgerRows(rows),
-        '科研表'
+        ledger.rows,
+        '科研表',
+        ledger.merges
       )
       ElMessage.success('导出成功')
     } catch {