单词：degraded spectrum
单词：degraded spectrum 相关文章
Angela Merkel, who has steered Germany through several global crises as its first female leader, said last Sunday that she will seek a fourth term as chancellor in general elections next year. 安吉拉默克尔上周日宣称，将在明年举行的大
英语新闻
Some call it the hormone of love. Its oxytocin and it helps moms bond with and breast-feed their babies, and even keeps romantic couples content. Now a study suggests that this same hormone might also help people with autismby improving their social
Scientific American(二)月
新技术：开灯就有无线宽带 Bulbs could soon be used to broadcast household broadband 英国爱丁堡大学的一位教授研究出了一项新技术，能够让普通的电灯泡作为无线网络信号传输器，只要开灯，就能无线上
轻松英语
Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new
经济学人科技系列
Catastrophic Environmental Changes Brewing in Asia Alisha Ryu Hong Kong 19 Jun 2001 09:55 UTC Experts in Asia say 1)catastrophic environmental changes now brewing in the region could cause as many as
VOA2001-国际风云（1）
Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u
经济学人科技系列