機き種しゅ選せん定てい作さ業ぎょうMeaningsExpression1. equipment selection workKanji used機machine種seed選select定define作make業businessComposed of機き種しゅmodel (of machine, device); model of aircraft; type of aircraftNoun選せん定ていselectionNoun作さ業ぎょうwork; operation; taskNoun