说明：  超短波及L波段航空信道通信模型，分为停放、滑行、起降及飞行场景，受载频、飞行速率、时延、数据率及波束到达角影响。
(Aeronautical channel model of VHF and L band, which is classified into parking, taxi, take-off and arrival, and en-route scenarios, and is affedted by the carrier frequency, velocity, delay, data rate and arrival angle of the beams.)