单词：frequency-hopped spread spectrum
单词：frequency-hopped spread spectrum 相关文章
SCIENCE IN THE NEWS - Diseases Spread by Mosquitos By Nancy Steinbach Broadcast: Tuesday, January 25, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Barbara Klein. VO
科技之光
[00:00.00]The Feather-plucked Crow 被拔了毛的乌鸦 [00:05.40]There was once a crow who did not like being a crow [00:10.55]for he thought he looked ugly with his plain black feathers. [00:14.15]He wished his feathers were as colorful as a peacocks fe
语言的力量
87 蚊子传播疾病导致每年数百万人死亡 DATE=8-28-01 TITLE=SCIENCE IN THE NEWS #2139 - Diseases Spread by Mosquitoes BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And th
科技之光
By Carrie Giardino The government of Chad is calling for international assistance to fight a cholera outbreak in the country. The World Health Organization says it is concerned that the disease could
VOA2004（下）--健康科技
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
Swine flu spread 'not sustained ' 猪流感疫情继续传播 The number of confirmed cases （确诊病例） of swine flu in the UK has risen to 15. 英国猪流感确诊病例上升到 15 人。 The increase, from 13, comes as health chiefs await the results of more than 60
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
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
By Benjamin Sand Islamabad 18 July 2007 Militants in northwestern Pakistan have ambushed a security convoy and killed at least 17 soldiers - less than a day after a suicide bomber killed 16 people in Islamabad. Despite the spreading unrest, Pakistan'
2007年VOA标准英语（七月）
New Book Blames Colonization for Spread of AIDS in Africa For European colonizers, Africas forests held the promise of untold riches ivory, rubber and minerals. But unknown to the fortune seekers, those forests also held a virus that would claim over
VOA标准英语2012年(七月)
By Luke Hunt Tawau, Malaysia 01 October 2009 Haze has returned to Southeast Asia as fires set to clear farm land race out of control in Indonesia. Haze covers Pontianak city on Indonesia's Borneo island, 09 Sep 2009 The haze has enveloped large swat
VOA标准英语2009年(十月)
英语学习笔记： spread v. 散布，增长，范围幅度 a huge spread 一顿大餐 middle-aged spread 啤酒肚 the spread of nuclear weapons 核武器的增长 spread it on thick 夸大 spread oneself too thin 同时做太多的事，导致无法
早安英文
Scientists Produce Gene-Edited Chickens to Stop Spread of Flu Virus British scientists are developing gene-edited chickens designed to be fully resistant to the influenza, or flu virus. Wendy Barclay is one of the leaders of the gene-editing project.
2019年VOA慢速英语(一)月
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
A: Mary, you look very sad today. What is the matter? 玛丽，你今天看起来情绪不好，出什么事情了？ B: I heard that Tom wasspreading some rumorsabout me. 我听说汤姆在背后说我的坏话。 A: Really? What did he say? 真的吗
跟艾米莉一起学口语
澳洲美女DJ Havana Brown动感新单《Spread A Little Love》！金发美女Havana Brown的声音很有感染力，绚丽的MV给我们带来了视觉和听觉的饕餮盛宴。让我们献出一点爱，世界将会变得更美好！ 歌词： D
流行英文歌曲