单词:space-division digital switching
单词:space-division digital switching 相关文章
Channel A channel is a single communications path in a transmission medium connecting two or more points in a network, each path being separated by some means; e.g., spatial or multiplex separation, s
SSN switched service network SS signaling system Station Equipment Station equipment is a component of telecommunications systems such as a telephone or data terminal, generally located on the user's
DSB Direct Satellite Broadcast 直接卫星广播 DSB Double SideBand 双边带 DSBRC Double SideBand Reduced Carrier 双边带减幅载波 DSBSC Double SideBand Suppressed Carrier 双边带抑制载波
Apollo 11 Spacecraft Lands in Your Smartphone Back in 1969, it was the Apollo 11 crew who flew to the moon in a spaceship. School children watched it on small black-and-white televisions. When U.S. astronauts Neil Armstrong and Edwin Buzz Aldrin step
MeIpo Mene,悲剧女神乐队,来自瑞典的男女二人团体,清冷的男声和精致的配乐,典型的北欧独立音乐气氛,这首Hello Benjamin,短小的民谣,一个故事讲得这样简单而美好~ Hello Benjamin MeIpo Mene
Tian Xiaolei, a young artist who has recently won the Wang Shikuo Award opened his solo exhibition in Today Art Museum in Beijing, putting some of his recent computer-animated films on display. The artist appeared at the opening ceremony of his exhib