短語詞組短語homing intelligence signal 尋的信號;導(dǎo)的信號ultra -wideband homing signal 超寬帶自導(dǎo)信號active source electromagnetic signal homing 主動源電磁信號尋蹤active source eletromagnetic signal homing 主動源電磁信號尋蹤 返回 homing signal