首先，根据飞行航路规划中导航点属性复杂的特点，扩充导航点的模型，并在此基础上采用导航点链表形式的自由编码。

Firstly, in respect of the complex attribute of navigating point in air route planning, it expands the model of navigating point and adopts free coding with the list of navigating point.

youdao

首先，根据飞行航路规划中导航点属性复杂的特点，扩充导航点的模型，并在此基础上采用导航点链表形式的自由编码。

Firstly, in respect of the complex attribute of navigating point in air route planning, it expands the model of navigating point and adopts free coding with the list of navigating point.

youdao