diff --git a/code/base/test_base.cpp b/code/base/test_base.cpp
index 3d28411..47edd00 100644
--- a/code/base/test_base.cpp
+++ b/code/base/test_base.cpp
@@ -256,30 +256,8 @@ class test
 		std::string str = fv.substr(0, 2);
 		std::string str2 = fv.substr(3, 1);
 
-		//设置速度模式为1 2 3 4 5
-		if (str == "G1" && speed_mode >= 60 && speed_mode <= 110)
-		{
-			for (size_t i = 0; i < sizeof(G139) / sizeof(G139[0]); i++)
-			{
-				if (G139[i] == speed_mode)
-				{
-					speed_mode = i + 1;
-					break;
-				}
-			}
-		}
-		else if (str == "G2" && speed_mode >= 90 && speed_mode <= 130)
-		{
-			for (size_t i = 0; i < sizeof(G239) / sizeof(G239[0]); i++)
-			{
-				if (G239[i] == speed_mode)
-				{
-					speed_mode = i + 1;
-					break;
-				}
-			}
-		}
-		else if (str2 == "Z" && speed_mode >= 30 && speed_mode <= 70)
+		//139和239设备直接设置实际速度，其它设备设置速度模式为1 2 3 4 5
+		if (str2 == "Z" && speed_mode >= 30 && speed_mode <= 70)
 		{
 			for (size_t i = 0; i < sizeof(G306) / sizeof(G306[0]); i++)
 			{