quadrant elevation fine synchrodata 同步传送的精确射角

minimum quadrant elevation 最低射角

QE Quadrant Elevation 象限仪仰角

maximum quadrant elevation 最大射角

quadrant elevation coarse synchrodata 同步传送的概略射角

elevation quadrant 射角仪 ; 仰角象限仪

quadrant angle of elevation [军] 仰角

elevation orientaion quadrant 象限仪