1 Results for "↘ 최저가 Ò1Ò〈⑻⑷89〉83Ò⑥ ↗강남퍼블릭┟┥robert강남퍼블릭ⓐ퍼블릭룸강남퍼블릭┖ぢ퍼블릭술집marquis 강남퍼블릭ぷ셔츠룸퍼블릭Ｆⓤstrict"

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