Menene aikin daidaitawar laser? To, lokacin da kake son daidaita sanduna biyu ko fiye masu jujjuyawa a madaidaiciyar layi, za ku kalli duka jirgin sama na tsaye da a kwance don tabbatar da cewa suna jujjuyawa akan gaɓa ɗaya. Idan ka yi haka da ido tsirara, you’re bound to make mistakes– our eyes… Kara karantawa »
