diff --git a/apps/enm/migrations/0053_auto_20241225_1508.py b/apps/enm/migrations/0053_auto_20241225_1508.py
new file mode 100644
index 00000000..51f31048
--- /dev/null
+++ b/apps/enm/migrations/0053_auto_20241225_1508.py
@@ -0,0 +1,23 @@
+# Generated by Django 3.2.12 on 2024-12-25 07:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('enm', '0052_auto_20241225_1405'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='mpoint',
+            name='cal_coefficient_method',
+            field=models.PositiveSmallIntegerField(choices=[(1, '乘'), (2, '除')], default=1, verbose_name='计算系数方法'),
+        ),
+        migrations.AddField(
+            model_name='mpoint',
+            name='cal_coefficient_name',
+            field=models.CharField(blank=True, max_length=50, null=True, verbose_name='计算系数名称'),
+        ),
+    ]
diff --git a/apps/enm/models.py b/apps/enm/models.py
index 7d0508cd..7f741338 100644
--- a/apps/enm/models.py
+++ b/apps/enm/models.py
@@ -52,8 +52,10 @@ class Mpoint(CommonBModel):
     report_sortstr = models.CharField('在报告中的排序', max_length=50, default='', blank=True)
 
     coefficient = models.FloatField("采集系数", default=1.0)
-    
+
     need_change_cal_coefficient = models.BooleanField("是否需要变更计算系数", default=False)
+    cal_coefficient_name = models.CharField("计算系数名称", max_length=50, null=True, blank=True)
+    cal_coefficient_method = models.PositiveSmallIntegerField("计算系数方法", default=1, choices=((1, "乘"), (2, "除")))
     cal_coefficient = models.FloatField("计算系数", null=True, blank=True)
 
     @classmethod