单词：low-frequency spectrum
单词：low-frequency spectrum 相关文章
Air interface tailored to minimize current consumption Basic Technical Information—Based upon a small, high performance integrated radio transceiver, each of which is allocated a unique 48-bit addre
新概念英语第一册Flash第2版
Hong Kong was the staging point for a conference described as Asia's first transhumanism event, in late 2011. 2011年底，香港举办了据说是亚洲第一个超人类主义（transhumanism）活动。 (Note: don't bother to check the English-Chi
实用英语
This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development
Scientific American(三)月
Teachers' Racial Biases Have Different Effects for High Versus Low Performers平等对待每一个学生 The ways teachers view their students can influence how teachers teach. Which affects how and what students learn. Now a study finds that a teach
2017年Scientific American(三)月
Cache - Generally, a place to temporarily store something. Regarding computers and telecommunications, it is a place where data is temporarily stored during transmission. Call - This is a connection b
电信英语
Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so
电信英语
Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.
电信英语
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
Screams Have Special Place in Brain 尖叫声在大脑中会有特殊的位置 From VOA Learning English, this is the Health Lifestyle report. Have you ever thought about screaming? A blood-curdling scream is a natural reaction to sudden, extreme fri
2015年VOA慢速英语(八)月
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
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
BEIJING, Oct. 18 (Xinhuanet) -- Autism can likely develop when low birth weight babies are combined with other factors such as environment and genetic predisposition, new research suggests. Researchers from the University of Pennsylvania School of Nu
英语新闻
Its Time to Change Your Life Too often we come home after a long day at work and open the takeout food, then plop down on the couch and watch TV until its time for bed. The next day, we do the same thing again. While I have been known to indulge in t
阅读空间
Ally Kerr是来自苏格兰的Indie pop乐队（也是主唱的名字），融合了苏格兰传统民谣和清新独立流 行风格，旋律悦耳而淳朴。 如此清新系的男声一向是小编的大爱，每每听到这样的声音就觉得生活
好听的英文歌曲
By Stuart Cohen Sydney 08 October 2009 Southern Brown Tree Frog sits on a log in swampy lands near Melbourne, Australia (Sept 2009 file photo) Australia's frogs are having trouble finding love. Traffic noise and other sounds of city life, such as ai
VOA标准英语2009年(十月)
Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low
2016CRI中国国际广播电台