航旅到达一线城市次数

中国航信系统记录的指定旅客在最近12个月目的地为一线机场的航段数量（一线机场见附表）。时间范围可以根据客户需要动态调整，即可以调整为最近6个月、24个月、36个月等

The number of flight segments with first-tier airports as destinations for designated passengers over the past 12 months, as recorded by the China TravelSky System (first-tier airports are listed in the attached schedule). The time range can be dynamically adjusted according to customer needs, such as the past 6 months, 24 months, 36 months, etc.

搜集汇总

背景与挑战

背景概述

该数据集记录旅客通过中国航信系统到达一线机场的航段次数，时间范围可自定义为最近6至36个月不等。