The MW-1500 is a digital microwave communication system for radio lineof sight (LOS) informationtransmission.
1500是一种数字式微波通信系统用于视距(LOS)无线电信息传送。
2
Exhibition to the "city" for the display of the main line, through information, pictures, sculpture and multimedia transmission Expo relevant information.
展览以“城市”为展示主线，通过资料、图片、雕塑及多媒体等多种形式，传递世博会相关信息。
3
SDH is a kind of comprehensive information network Technique which managed by uniform TMN together with multiplex, linetransmission and cross collection.