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diff --git a/Assets/Scenes/Main.unity b/Assets/Scenes/Main.unity
index 4e3c1859..f479fd1a 100644
--- a/Assets/Scenes/Main.unity
+++ b/Assets/Scenes/Main.unity
@@ -255,7 +255,7 @@ Camera:
     y: 0
     width: 1
     height: 1
-  near clip plane: 0.3
+  near clip plane: 0.01
   far clip plane: 1000
   field of view: 60
   orthographic: 0
diff --git a/Data/Xml/Exam.xml b/Data/Xml/Exam.xml
index 4727306d..0034b70e 100644
--- a/Data/Xml/Exam.xml
+++ b/Data/Xml/Exam.xml
@@ -1167,14 +1167,19 @@
 				<Start>
 					<Action type="Sequence">
 
+						<Action type="Show" value="Environment/隐藏物体" isShow="false"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_BuLiaoLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_JianZiLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="false"></Action>
 
 
+						<Action type="Show" value="Models/_ZhuoYi" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="false"></Action>
 
 
 						<Action type="CameraSwitch" normalPos="-0.53, 1.53, 1.67" normalRot="12.78, 145.64, 0.00" nearPos="-0.53, 1.53, 1.67" nearRot="12.78, 145.64, 0.00" normalTime="0"></Action>
@@ -1221,7 +1226,10 @@
 
 						<Action type="TimeLine" value="Models/39MaZui" frame="59" endFrame="209"  isShow="true"  isWait="true"></Action>
 
-
+						<Action type="Show" value="Models/_ZhuoYi" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="true"></Action>
+						
 						<Action type="Show" value="Environment/隐藏物体" isShow="true"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="true"></Action>
@@ -1229,8 +1237,11 @@
 						<Action type="Show" value="Environment/隐藏物体/SM_JianZiLei" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="true"></Action>
 
-
+						<Action type="Show" value="Models/_ZhuoYi" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="true"></Action>
 
 
 						<Action type="Hint" value="请按顺序进行相关操作" time="-1" icon="false" ></Action>
diff --git a/Data/Xml/Study.xml b/Data/Xml/Study.xml
index 7f00fe7b..6515e4af 100644
--- a/Data/Xml/Study.xml
+++ b/Data/Xml/Study.xml
@@ -1455,6 +1455,11 @@
 						<Action type="Show" value="Models/zhudao"  isShow="false"></Action>
 						<Action type="TimeLine" value="Models/39MaZui" frame="215" endFrame="215"  isShow="true"  isWait="true"></Action>
 
+
+						<Action type="Show" value="Models/_ZhuoYi" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="true"></Action>
+
 						<Action type="Show" value="Environment/隐藏物体" isShow="true"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="true"></Action>
@@ -1463,6 +1468,7 @@
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="true"></Action>
 
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="true"></Action>
 
 
 					</Action>
@@ -1470,12 +1476,16 @@
 				<Start>
 					<Action type="Sequence">
 						<Action type="Show" value="Environment/隐藏物体" isShow="false"></Action>
+						<Action type="Show" value="Models/_ZhuoYi" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="false"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_BuLiaoLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_JianZiLei" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="false"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="false"></Action>
 
 						<Action type="TimeLine" value="Models/39MaZui" frame="0" endFrame="0"  isShow="true"  isWait="true"></Action>
 
@@ -1507,6 +1517,9 @@
 
 
 
+						<Action type="Show" value="Models/_ZhuoYi" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体" isShow="true"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="true"></Action>
@@ -1515,6 +1528,7 @@
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="true"></Action>
 
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="true"></Action>
 
 
 						<Action type="Hint" value="与麻醉机连接，进行呼吸麻醉。" time="-1" icon="false" audio="Q009.mp3"></Action>
@@ -1552,6 +1566,12 @@
 
 						<Action type="TimeLine" value="Models/39MaZui" frame="213" endFrame="213"  isShow="true"  isWait="true"></Action>
 
+
+
+						<Action type="Show" value="Models/_ZhuoYi" isShow="false"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/chuangbu" isShow="true"></Action>
+						<Action type="Show" value="Environment/SM_QvanChangJing/jingwu/SM_YiLiaoQuan" isShow="true"></Action>
+						
 						<Action type="Show" value="Environment/隐藏物体" isShow="true"></Action>
 						<Action type="Show" deviceName="吸引器" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/SM_YaoPinLei" isShow="true"></Action>
@@ -1560,6 +1580,8 @@
 						<Action type="Show" value="Environment/隐藏物体/SM_shoushujianceyi_02" isShow="true"></Action>
 						<Action type="Show" value="Environment/隐藏物体/新增桌面" isShow="true"></Action>
 
+						<Action type="Show" value="Environment/SM_QvanChangJing/mazuiji" isShow="true"></Action>
+
 					</Action>
 				</Finished>
 			</Step>