1 Results for "↘ 최저가 Ò1Ò〈⑻⑷89〉83Ò⑥ ↗레깅스컨셉ほ㎱conference레깅스룸연장⊃레깅스컨셉레깅스룸연장㈐ ⒦레깅스컨셉district 레깅스룸셔츠룸차이㉲레깅스컨셉룸づッpurse"

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