1 Results for "≡ 예약문의 OIO《⑧④89》83ⓞ⑥ ≡강남레깅스Юうwarmly선릉레깅스룸ㅍ선릉레깅스레깅스룸ｔㆇ레깅스룸informed 선릉레깅스ギ강남레깅스р♩per"

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