The paper,discussing the basic principles and main properties of the radio homing systems of all kinds,is divided into four parts: active homing system,semi-active homing system,passive homing system and combined homing system.

• 文章综述各种无线电寻的体制的基本原理和主要特点,全文分四部分:主动寻的体制、半主动寻的体制、被动寻的体制和复合寻的体制。