1 Results for "《〈 문의 OIO↗5793↗7458 》〉 셔츠룸후기ð νeveningм셔츠룸후기선릉셔츠룸Ξthreshold 강남셔츠룸셔츠룸추천 셔츠룸후기シ셔츠룸후기㎩regular≡"

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