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[YouTube]ּҸ Ŭϼ 1. https://www.youtube.com/watch?v=OkzEyOESNHk 2. https://www.youtube.com/watch?v=HqkzomLpQK0 3. https://www.youtube.com/watch?v=TO1WVmyRy5I ġ LED (ɼ) ֽϴ
[YouTube]ּҸ Ŭϼ
1. https://www.youtube.com/watch?v=OkzEyOESNHk 2. https://www.youtube.com/watch?v=HqkzomLpQK0
3. https://www.youtube.com/watch?v=TO1WVmyRy5I
ġ LED (ɼ)
ֽϴ