A common example of this is an administrator, system program, or privileged server running your program while walking through parts of the file system controlled by ordinary users.
This is a controlled movement that improves body alignment and walking posture.
这种控制性运动能使身体保持正直，并改进步行的姿势。
3
Its operation adopts touching screen to set parameters. The walking speed of disc is controlled according to the current change of main motor to realize the analog manual operation.