The mechanics work hard to keep the helicopters airworthy.机修工努力维持直升机的飞行性能。The airplane is airworthy.这架飞机是适于飞行的.The mechanics work hard to keep the he-licopters airworthy.机修工努力维持直升机的飞行性能。The planes were certified airworth...
The mechanics work hard to keep the he-licopters airworthy.机修工努力维持直升机的飞行性能。The airplane is airworthy.这架飞机是适于飞行的.Crews were even dispatched to determine if any of the aircraft could be made airworthy.全体机组人员甚至被派去确定所有飞机的性能都...