Note: 000 Series China National Highways point to five specific vertical routes, as well as seven specific horizontal routes.

注： 000系列中国家公路指向五个具体垂直路线，以及七项具体横向路线。

youdao

Note: 000 Series China National Highways point to five specific vertical routes, as well as seven specific horizontal routes.

注： 000系列中国家公路指向五个具体垂直路线，以及七项具体横向路线。

youdao