LEAD-LAG CHANGEOVER TIME The lead-lag changeover time period is user selectable. Time periods available are 0, 1, 3, 7, 14 and 28 days. Once every time period the lead unit will be **advanced to the next unit providing equal wear on the units.
Пожалуйста, помогите перевести последнее предложение, а именно смысл "advanced" Спасибо!