From the higher demand of civil aviation development for aviation talents, this paper analyzes the existing problems in civil aviation professional teaching such as teaching facilities and content relatively old, lack of practice time and teaching pattern is unitary. Then, we put forward the method to solve the above problems that using civil aviation CBT comprehensive laboratory. This paper analyzes the hardware composition and the optimizing scheme of civil aviation CBT system, studies the five teaching application platforms of civil aviation CBT software system. So it fully embodies the organic integration between computer aided education technology with the civil aviation professional teaching practice. At last, we discuss the significance of civil aviation CBT system for the modern civil aviation professional education.