1 Results for "∇ 최저가 Ò1Ò《⑤⑦93》74⑸⑻ ∇뉴테란셔츠룸Ζ삼성동뉴테란scorn뉴테란셔츠룸강남뉴테란선릉뉴테란always 삼성동뉴테란ㆂㅣ뉴테란셔츠룸swiftly"

An educational project for my mechatronics students, a tube equipped with two LDR sensors to measure the speed of a ball inside the tube.