落地多段联运私聊：齐了才建单拉群，附件只收格子值，核对改正不再整单重开。

Co-authored-by: Cursor <cursoragent@cursor.com>

inquiry-agent/tests/test_attachment_wave.py

@@ -68,6 +68,45 @@ class AttachWaveTests(unittest.TestCase):
         oral = self.book.compose_oral("s1")
         self.assertEqual(oral, "开口字\n海运 宁波到汉堡\n空运 上海到纽约\n只要40尺")
 
+    def test_empty_land_quote_sheet_still_makes_multi_with_sea(self) -> None:
+        """陆运报价单被整理成空时，仍要按文件名留陆运段，不能只剩海运。"""
+        from agent.policy.multi_segments import classify_multi_text
+
+        self.book.open_wait("s1", precede_text="", token="tok1", now=1.0)
+        self.book.add_files(
+            "s1",
+            ["WO202608240017_陆运报价单(1).xlsx", "手工报价海运.xlsx"],
+            now=2.0,
+        )
+        self.book.complete_material("s1", 0, text="")
+        self.book.complete_material(
+            "s1",
+            1,
+            text="运输方式：海运\n起运港：纽约港\n目的港：巴生西港",
+        )
+        oral = self.book.compose_oral("s1")
+        self.assertIn("陆运", oral)
+        self.assertIn("海运", oral)
+        self.assertIn("纽约港", oral)
+        self.assertEqual(classify_multi_text(oral), "multi")
+
+    def test_ltl_filename_counts_as_land_segment(self) -> None:
+        """零担询价表文件名没有「陆运」二字，也要和海运表切成两段。"""
+        from agent.policy.multi_segments import classify_multi_text
+
+        self.book.open_wait("s1", precede_text="", token="tok1", now=1.0)
+        self.book.add_files(
+            "s1",
+            ["东莞-上海  整车及零担 询价.xlsx", "手工海运报价单.xlsx"],
+            now=2.0,
+        )
+        self.book.complete_material("s1", 0, text="始发站：东莞\n目的站：上海")
+        self.book.complete_material("s1", 1, text="起运港：宁波港")
+        oral = self.book.compose_oral("s1")
+        self.assertIn("陆运", oral)
+        self.assertIn("海运", oral)
+        self.assertEqual(classify_multi_text(oral), "multi")
+
     def test_after_business_done_not_active(self) -> None:
         self.book.open_wait("s1", precede_text="", token="tok1", now=1.0)
         self.book.add_files("s1", ["a.xlsx"], now=2.0)