echo

Created 视频的开关 (markdown)

  1 +[返回在线授课相关文档](在线授课相关文档)
  2 +
  3 +#### 关于相机开关
  4 +
  5 +* 关闭相机
  6 +
  7 +```
  8 +{
  9 + "type": "flow",
  10 + "command": "turnOffCamera"
  11 +}
  12 +```
  13 +
  14 +* 打开相机
  15 +```
  16 +{
  17 + "type": "flow",
  18 + "command": "turnOnCamera"
  19 +}
  20 +```