2.The aircraft must be kept in clean condition up to and during the takeoff roll because.（ ）
发布于 2021-04-24 15:32:21
【单选题】 A aircraft is not certified for takeoff with ice adhering to the airframe B ground ice has been a contributing factor in many aircraft accidents over the past 25 years C any accumulation of ice on critical surface can create serious problem D ingested ice may cause damage to engines
