diff --git a/main/java/shkd/repc/recos/formplugin/RecosMeasurecosFormPlugin.java b/main/java/shkd/repc/recos/formplugin/RecosMeasurecosFormPlugin.java
index 9367011..090045d 100644
--- a/main/java/shkd/repc/recos/formplugin/RecosMeasurecosFormPlugin.java
+++ b/main/java/shkd/repc/recos/formplugin/RecosMeasurecosFormPlugin.java
@@ -710,6 +710,18 @@ public class RecosMeasurecosFormPlugin extends AbstractFormPlugin implements Upl
                     // 添加数据验证规则
                     sheet.addValidationData(dataValidation1);
                     break;
+                case "单位":
+                    // 1. 设置下拉项数据
+                    String[] products2 = {"%", "KVA", "m2", "m3","点位","个","套","项"};
+                    DataValidationHelper helper2 = sheet.getDataValidationHelper();
+                    DataValidationConstraint constraint2 = helper2.createExplicitListConstraint(products2);
+                    int totalRowCount2 = sheet.getLastRowNum() + 1;
+                    System.out.println("总行数 (包括空行): " + totalRowCount2);
+                    CellRangeAddressList addressList2 = new CellRangeAddressList(4, totalRowCount2-1, colIndex, colIndex); // 从 A2 到 A10 作为下拉列表范围
+                    DataValidation dataValidation2 = helper2.createValidation(constraint2, addressList2);
+                    // 添加数据验证规则
+                    sheet.addValidationData(dataValidation2);
+                    break;
                 default:
             }
         }