diff --git a/storage/src/main/java/com/njcn/gather/storage/service/impl/AdNonHarmonicServiceImpl.java b/storage/src/main/java/com/njcn/gather/storage/service/impl/AdNonHarmonicServiceImpl.java
index 07ead85c..60e48352 100644
--- a/storage/src/main/java/com/njcn/gather/storage/service/impl/AdNonHarmonicServiceImpl.java
+++ b/storage/src/main/java/com/njcn/gather/storage/service/impl/AdNonHarmonicServiceImpl.java
@@ -218,7 +218,7 @@ public class AdNonHarmonicServiceImpl extends ServiceImpl<AdNonHarmonicMapper, A
              * 暂态-电压幅值
              */
             case "MAG":
-                unit="%";
+                unit="V";
                 break;
             /**
              * 暂态-持续时间