1. pilot: Show aircraft nose is foremost ala of tail of Duan Zhifei machine carries the distance between finally.
2. machine is expensive: When pointing to plane place area, the distance leaving the ground of plane empennage apogee.
3. ala exhibits: Show the plane controls the distance between wingtip.
4. is the biggest takeoff weight: Those who show what the plane sets on shakedown card this model the plane is allowable when take off the greatest weight.
5. is the biggest land weight: Point to the landing gear according to the plane and airframe structure can susceptive bumps a quantity. By plane manufactory and regulation of place of civil aviaton authorities.
6. plane is basic weight: Point to business affairs carring capacity (mail of passenger and baggage, goods) the plane weight that has made preparation of task of executive plane flight with the plane outside fuel.
