diff --git a/src/views/settlement/components/transport-reconciliation-editor.vue b/src/views/settlement/components/transport-reconciliation-editor.vue
index bcee540..4351b68 100644
--- a/src/views/settlement/components/transport-reconciliation-editor.vue
+++ b/src/views/settlement/components/transport-reconciliation-editor.vue
@@ -1278,10 +1278,13 @@ export default {
         delete snapshot._externalKey;
         delete snapshot.feeItems;
         snapshot.feeItemsJson = row.feeItemsJson || JSON.stringify(row.feeItems || {});
+        snapshot.actualDepartureTime = this.normalizeExternalDateTime(row.actualDepartureTime);
+        snapshot.actualCompletionTime = this.normalizeExternalDateTime(row.actualCompletionTime);
         return snapshot;
       });
     },
     serializeExternalRows() {
+      const duplicateIds = new Set(this.duplicateRows.map(row => String(row.id)));
       return this.externalDetails.map(row => {
         const snapshot = { ...row };
         delete snapshot._sourceRows;
@@ -1290,6 +1293,7 @@ export default {
         snapshot.feeItemsJson = row.feeItemsJson || JSON.stringify(row.feeItems || {});
         snapshot.actualDepartureTime = this.normalizeExternalDateTime(row.actualDepartureTime);
         snapshot.actualCompletionTime = this.normalizeExternalDateTime(row.actualCompletionTime);
+        snapshot.suspectedDuplicate = duplicateIds.has(String(row.id));
         return snapshot;
       });
     },
@@ -1336,6 +1340,11 @@ export default {
       }
     },
     async handleComplete() {
+      const unmatchedInternal = this.internalDetails.filter(item => item.matchResult !== 'matched').length;
+      const unmatchedExternal = this.externalDetails.filter(item => item.matchStatus !== 'matched').length;
+      if (this.duplicateRows.length || unmatchedInternal || unmatchedExternal) {
+        return this.$message.warning('所有内外部账单明细必须一一匹配且不存在疑似重复');
+      }
       if (
         Number(this.form.differenceCount || 0) !== 0 ||
         Number(this.form.differenceQuantity || 0) !== 0 ||
@@ -1694,8 +1703,11 @@ export default {
     },
     normalizeExternalDateTime(value) {
       if (!value) return null;
-      const text = String(value);
-      return text.length === 10 ? `${text}T00:00:00` : text;
+      const text = String(value).trim();
+      if (!text) return null;
+      const date = this.$dayjs(text);
+      if (date.isValid()) return date.format('YYYY-MM-DD HH:mm:ss');
+      return text.length === 10 ? `${text} 00:00:00` : text.replace('T', ' ');
     },
     refreshLocalStats() {
       const internalQuantity = this.internalDetails.reduce(