延期维修

【计】 deferred maintenance

延期的英语翻译：

defer; put off; adjourn; reserve
【化】 postpone
【经】 defer; deferment; deferral; delay; extension; extension of meturity
holding over; postonement; put on respite; respite

维修的英语翻译：

maintenance; service
【化】 maintain; maintenance (repairs); service (action); servicing
【经】 maintenance repairs; repair; repairs