diff --git a/Rs.Motion/Base/IAxis.cs b/Rs.Motion/Base/IAxis.cs
index b8f496d..3027f11 100644
--- a/Rs.Motion/Base/IAxis.cs
+++ b/Rs.Motion/Base/IAxis.cs
@@ -71,7 +71,7 @@ namespace Rs.Motion.Base
             return ErrorCode.Ok;
         }
 
-        public virtual ErrorCode Stop(bool smoothStop = true)
+        public virtual ErrorCode Stop()
         {
             return ErrorCode.Ok;
         }
diff --git a/Rs.Motion/GugaoEcat/GugaoAxis.cs b/Rs.Motion/GugaoEcat/GugaoAxis.cs
index 96b9144..037311f 100644
--- a/Rs.Motion/GugaoEcat/GugaoAxis.cs
+++ b/Rs.Motion/GugaoEcat/GugaoAxis.cs
@@ -189,8 +189,9 @@ namespace Rs.Motion.GugaoEcat
         /// 停止运动
         /// </summary>
         /// <returns></returns>
-        public override ErrorCode Stop(bool smoothStop = true)
+        public override ErrorCode Stop()
         {
+            bool smoothStop = true;
             if (!cardManager.IsInitialized)
             {
                 return ErrorCode.CardNotInit;
diff --git a/Rs.Motion/GugaoPulse/GugaoPulseAxis.cs b/Rs.Motion/GugaoPulse/GugaoPulseAxis.cs
index 6b01322..a81ef71 100644
--- a/Rs.Motion/GugaoPulse/GugaoPulseAxis.cs
+++ b/Rs.Motion/GugaoPulse/GugaoPulseAxis.cs
@@ -231,8 +231,9 @@ namespace Rs.Motion.GugaoPulse
         /// 停止运动
         /// </summary>
         /// <returns></returns>
-        public override ErrorCode Stop(bool smoothStop=true)
+        public override ErrorCode Stop()
         {
+            bool smoothStop = true;
             if (!cardManager.IsInitialized)
             {
                 return ErrorCode.CardNotInit;
diff --git a/Rs.Motion/Leisai/LeisaiAxis.cs b/Rs.Motion/Leisai/LeisaiAxis.cs
index a2f0997..032786c 100644
--- a/Rs.Motion/Leisai/LeisaiAxis.cs
+++ b/Rs.Motion/Leisai/LeisaiAxis.cs
@@ -151,8 +151,9 @@ namespace Rs.Motion.Leisai
         /// 停止运动
         /// </summary>
         /// <returns></returns>
-        public override ErrorCode Stop(bool smoothStop = true)
+        public override ErrorCode Stop()
         {
+            bool smoothStop = true;
             if (!cardManager.IsInitialized)
             {
                 return ErrorCode.CardNotInit;
diff --git a/Rs.Motion/Ztm/ZtmAxis.cs b/Rs.Motion/Ztm/ZtmAxis.cs
index aa2a032..aef8a9d 100644
--- a/Rs.Motion/Ztm/ZtmAxis.cs
+++ b/Rs.Motion/Ztm/ZtmAxis.cs
@@ -246,8 +246,9 @@ namespace Rs.Motion.GugaoEcat
         /// 停止运动
         /// </summary>
         /// <returns></returns>
-        public override ErrorCode Stop(bool smoothStop = true)
+        public override ErrorCode Stop()
         {
+            bool smoothStop = true;
             if (!cardManager.IsInitialized)
             {
                 return ErrorCode.CardNotInit;