diff --git a/dem.py b/dem.py
index 36a6c26..d04bfe0 100644
--- a/dem.py
+++ b/dem.py
@@ -46,6 +46,8 @@ class Dem:
         return dem_row, dem_col, dem_band, dem_gt, dem_proj
 
     def write_dxf(self):
+        # TODO:不应该设置缩放因数
+        zoom_factor=1
         excel_pfs = self._read_path_file()
         segments = []
         plate_doc = ezdxf.new(dxfversion="R2010")
@@ -53,8 +55,8 @@ class Dem:
         toml_dict = self._toml_dict
         out_dxf_file_dir = toml_dict["parameter"]["out_dxf_file_dir"]
         for foo in range(len(excel_pfs) - 1):
-            start_point_name: str = excel_pfs.iloc[foo, 0]
-            end_point_name: str = excel_pfs.iloc[foo + 1, 0]
+            start_point_name: str = excel_pfs.iloc[foo, 3]
+            end_point_name: str = excel_pfs.iloc[foo + 1, 3]
             point_x_s = float(excel_pfs.iloc[foo, 1])
             point_y_s = float(excel_pfs.iloc[foo, 2])
             point_x_e = float(excel_pfs.iloc[foo + 1, 1])
@@ -81,20 +83,20 @@ class Dem:
                 x_axis.append(dem_utils.distance(cord, cord_0))
             dm_msp.add_polyline2d(
                 [
-                    (x_axis[i] / 5, left_elevation[i] * 2)
+                    (x_axis[i] / 5/zoom_factor, left_elevation[i] * 2/zoom_factor)
                     for i in range(len(left_elevation))
                 ],
                 dxfattribs={"color": 1},
             )  # 红色
             dm_msp.add_polyline2d(
                 [
-                    (x_axis[i] / 5, center_elevation[i] * 2)
+                    (x_axis[i] / 5/zoom_factor, center_elevation[i] * 2/zoom_factor)
                     for i in range(len(center_elevation))
                 ]
             )
             dm_msp.add_polyline2d(
                 [
-                    (x_axis[i] / 5, right_elevation[i] * 2)
+                    (x_axis[i] / 5/zoom_factor, right_elevation[i] * 2/zoom_factor)
                     for i in range(len(right_elevation))
                 ],
                 dxfattribs={"color": 5},
@@ -104,7 +106,7 @@ class Dem:
             if self._tree_height > 0:
                 dm_msp.add_polyline2d(
                     [
-                        (x_axis[i] / 5, ( np.max( (center_elevation[i],left_elevation[i],right_elevation[i])) + self._tree_height) * 2)
+                        (x_axis[i] / 5/zoom_factor, ( np.max( (center_elevation[i],left_elevation[i],right_elevation[i])) + self._tree_height) * 2/zoom_factor)
                         for i in range(len(center_elevation))
                     ]
                 )