diff --git a/source/version_two/user_guide/assembly_test/battery_install.md b/source/version_two/user_guide/assembly_test/battery_install.md
index 895cfef..3cd2513 100644
--- a/source/version_two/user_guide/assembly_test/battery_install.md
+++ b/source/version_two/user_guide/assembly_test/battery_install.md
@@ -8,15 +8,17 @@
 
 1. 打开顶盖螺丝⼋个螺丝，取下顶盖
 
-<img style="width:30%" src="imgs/battery_install_5.png"/>
+
+![](imgs/battery_install_5.png)
+
 
 2. 打开电池仓⻔
 
-<img style="width:30%" src="imgs/battery_install_6.png"/>
+![](imgs/battery_install_6.png)
 
 3. 安装电池连接接⼝
 
-<img style="width:30%" src="imgs/battery_install_7.png"/>
+![](imgs/battery_install_7.png)
 
 4. 安装顶盖
 
@@ -24,11 +26,12 @@
 
 1. 打开四⻆螺丝，取下上盖
 
-<img style="width:30%" src="imgs/battery_install_4.jpeg"/>
+
+![](imgs/battery_install_4.jpeg)
 
 2. 安装电池连接接⼝
 
-<img style="width:30%" src="imgs/battery_install_8.png"/>
+![](imgs/battery_install_8.png)
 
 3. 安装上盖