How many major portions make up an AIRCRAFT?
1.An aircraft consists of five major portions: The Fuselage , Wings , Empennage, porpulsion system( power system ) and landing gears .
2.The fuselage is the most important major portion of an aircraft .
The wings are installed in both its sides , and the empennage is fitted to its end.
3.There are three types of interir structure of the fuselage : The truss type , monocoque type and Semi-monocoque type .
The fuselage interior structure of a modem aircraft is the semi-monocoque type .
Its main frame is composed of the bulkheads , longerons , Z frames , stringers , reinforcement inner chords and keel beam , and its auxiliary structure is made up of floor beams , floor supports , floor and skin .
The fuselage of modern large turbine engine powered air-liner is divided into five sections : control cabin , front passenger cabin , center passenger cabin , rear passenger cabin and tail cone / after fuselage sections .
5.The wings are designed based on the factors of aircraft size , weight , usage , landing speed and climb rate ,
and as the main support surfaces of an aircraft . the cross section of the wing is called an airfoil .
- 1 0 年前最佳解答
1.An 航空器包括五大部分: 機體、翼、機尾、porpulsion system(動力系統) 和起落架。
3.There 是三類型機體的interir 結構: 捆類型、單殼機身的型和Semi-monocoque 型。
它的主要框架由隔框、縱梁、Z 框架、縱梁、增強內在弦和船骨射線組成, 並且它的輔助結構被彌補地板射線、地板支持、地板和皮膚。