Supported by National Natural Science Foundation of China(Grant Nos.51490661,51490660,51205301);National Key Basic Research Program of China(973 Program,Grant No.2015CB857100);Special Funding for Key Laboratory of Xinjiang Uygur Autonomous Region,China(Grant No.2014KL012)
Large reflector antennas are widely used in radars, satellite communication, radio astronomy, and so on. The rapid developments in these fields have created demands for development of better performance and higher sur...