For electricity modernization of education and carrying out interaction teaching, wireless pointer based on HID (Human Interface Device) class should be designed.
针对教育电教化，实现互动教学，设计了基于HID(人机接口设备)类设备的无线教鞭。
For electricity modernization of education and carrying out interaction teaching, wireless pointer based on HID (Human Interface Device) class should be designed.
针对教育电教化，实现互动教学，设计了基于HID(人机接口设备)类设备的无线教鞭。
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