diff --git a/sourceCode/wheelArchHeigthMeasure.cpp b/sourceCode/wheelArchHeigthMeasure.cpp
index b651dee..971bf49 100644
--- a/sourceCode/wheelArchHeigthMeasure.cpp
+++ b/sourceCode/wheelArchHeigthMeasure.cpp
@@ -14,7 +14,8 @@
 //version 1.3.3 : 轮眉点的提取进行了改进，修正了可能的取点错误
 //version 1.3.4 : 轮眉到轮心高度计算方法进行了修正，由Y高度差修改为两点距离
 //version 1.3.5 : 改进轮眉取点方法。
-std::string	m_strVersion = "1.3.5";
+//version 1.3.6 : 轮眉到轮心高度计算方法进行了修正，重新从由两点距离修改为Y高度差。
+std::string	m_strVersion = "1.3.6";
 const char* wd_wheelArchHeigthMeasureVersion(void)
 {
 	return m_strVersion.c_str();
@@ -1025,7 +1026,8 @@ WD_wheelArchInfo wd_wheelArchHeigthMeasure(
 	}
 	result.centerLine[0] = { downWheelPt.x - outLineLen, centerY, scanLines[searchLine][minPtIdx].pt3D.z };
 	result.centerLine[1] = { downWheelPt.x + outLineLen, centerY, scanLines[searchLine][minPtIdx].pt3D.z };
-	result.archToCenterHeigth = sqrt(pow(centerY - arcPt.y, 2) + pow(scanLines[searchLine][minPtIdx].pt3D.z - arcPt.z, 2)); // centerY - arcPt.y;
+	//result.archToCenterHeigth = sqrt(pow(centerY - arcPt.y, 2) + pow(scanLines[searchLine][minPtIdx].pt3D.z - arcPt.z, 2)); // centerY - arcPt.y;
+	result.archToCenterHeigth = centerY - arcPt.y;
 	result.archToGroundHeigth = groundCalibPara.planeHeight - arcPt.y;
 	//将数据重新投射回原来的坐标系，以保持手眼标定结果正确
 	for (int i = 0; i < lineNum; i++)
diff --git a/wheelArchHeigthMeasure_test/wheelArchHeigthMeasure_test.cpp b/wheelArchHeigthMeasure_test/wheelArchHeigthMeasure_test.cpp
index acf38fc..6fc617a 100644
--- a/wheelArchHeigthMeasure_test/wheelArchHeigthMeasure_test.cpp
+++ b/wheelArchHeigthMeasure_test/wheelArchHeigthMeasure_test.cpp
@@ -2732,7 +2732,7 @@ int main()
 	};
 
 	SVzNLRange fileIdx[TEST_GROUP] = {
-		{1,2}, {1,4}, {1,9}, {5,9}, {1,10},{1,10}
+		{1,2}, {1,4}, {11,15}, {11,15}, {11,15},{16,16}
 	};
 
 	SSG_planeCalibPara poseCalibPara;
@@ -2756,7 +2756,7 @@ int main()
 	char _scan_file[256];
 
 	int endGroup = TEST_GROUP - 1;
-	for (int grp = 2; grp <= endGroup; grp++)
+	for (int grp = 5; grp <= endGroup; grp++)
 	{
 		char calibFile[250];
 		sprintf_s(calibFile, "%sground_calib_para.txt", dataPath[grp]);