Updated 远程教学之画板相关消息 (markdown)

-[返回远程教学相关文档](远程教学相关文档)
+[返回在线授课相关文档](在线授课相关文档)
 
 教学画板的问题
 * 由于各个设备的尺寸不一，造成画面和文字显示在各个设备上显示方式并不一致。
@@ -10,7 +10,7 @@
 ```
    type:templateAction
    subtype:drawingBoard
-   command:openDrawPanel
+   command:openDrawBoard
    attachmentType:image
 ```
 附加的附件是教师版当前页面的截图
@@ -19,27 +19,27 @@
 ```
    type:templateAction
    subtype:drawingBoard
-   command:closeDrawPanel
+   command:closeDrawBoard
 ```
 
 * 更换画笔
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:changeBrush
 ```
 
 * Undo操作
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:undo
 ```
 
 * 清空画面
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:clear
 ```
 
@@ -48,7 +48,7 @@
 * 开始绘画消息
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:beginDraw
    startX:200
    startY:100
@@ -57,7 +57,7 @@
 * 绘画中的消息
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:drawing
    attachment:smallFile
 ```
@@ -66,7 +66,7 @@
 * 绘画结束消息
 ```
    type:templateAction
-   subtype:drawPanelAction
+   subtype:drawingBoard
    command:endDraw
    endX:50
    endY:50