diff --git a/base_model/dml.sql b/base_model/dml.sql
index a5b3a8b..0b439ff 100644
--- a/base_model/dml.sql
+++ b/base_model/dml.sql
@@ -38,5 +38,5 @@ VALUES
 	('TIMESTAMP','postgres'),
 	('UUID','postgres'),
 	('JSON','postrges'),
-	('JSONB','postgres');
---	('polar_coordinates','postgres');
+	('JSONB','postgres'),
+	('polar_coordinates','postgres');
diff --git a/model/dml.sql b/model/dml.sql
index eebfd94..b57e9e3 100644
--- a/model/dml.sql
+++ b/model/dml.sql
@@ -17,4 +17,6 @@ VALUES
 	('potential_indicator','带电指示器','{}'),
 	('lightning_arrester','避雷器','{}'),
 	('cable_termination','电缆出线套筒','{}'),
-	('cable_end','电缆端','{}');
\ No newline at end of file
+	('cable_end','电缆端','{}'),
+	('2w_transformer','两绕组变压器','{}'),
+	('3w_transformer','三绕组变压器','{}');
\ No newline at end of file