百度 不过和称托运行李的目的不同,芬航称乘客的体重并不收超重费,而是为了用掌握到更加精准的乘客体重科学计算出飞机应该携带多少燃油,从而减少不必要的油费支出。
A J-10 fighter jet attached to an aviation brigade with the air force under the Chinese PLA Southern Theater Command speeds up to take off during a day-and-night flight training exercise. (eng.chinamil.com.cn/Photo by Xiao Rui)