antennaria围角片antennan.触角；天线antenna positioner machinism天线位置控制机构Antenna'Slave Data Equipment安德烈塔antenna matching transformer天线匹配变压器Antenna Mechanical Subsystem天线机械分系统antenna-positioning system天线定位系统antenna radiation resistance天线辐射电阻antenna radiation efficiency天线辐射效率antenna slave data equipment天线从属数据设备antenna vertical directivity天线竖直方向性Antennas mounted on airframe机载天线