انگلیسی برای هواپیما. ۲، نگهداری سیستم

English for Aircraft will help you use aeronautical manuals more easily. It is designed for civilian or military technicians, engineers and mechanics and can be used with a qualified teacher in a training course or for self-study. It is for users of English with an intermediate level in written English.English for Aircraft is a course designed for users of aircraft documentation, notably ground mechanics and technicians, who already have a minimum grasp of written English and a knowledge of aircraft technology. The two volumes may be used for classroom teaching or for self-study.