射频能量

STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. Today we tell about the history of radio and the latest technology. (MUSIC) SHIRLEY GRIFFITH: Our story begins in Britain in eighteen seventy-three. A scientist named James Max

发表于:2018-12-01 / 阅读(135) / 评论(0) 分类 2010年VOA慢速英语(十二)月

WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the

发表于:2018-12-01 / 阅读(134) / 评论(0) 分类 VOA标准英语2018年(九月)

Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers de

发表于:2018-12-03 / 阅读(122) / 评论(0) 分类 英语解说豆知识2009年

Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers demonstrated outside the local British Steel Corpora

发表于:2018-12-03 / 阅读(143) / 评论(0) 分类 北外英语中级听力

It looks like a regular jacket, but this one has serious voltage--a solar panel on the back charges iPods, phones, X-boxes and laptops, all on the go. Designed for mobile-types who don't wanna waste time searching for an outlet, a cable inside the ja

发表于:2018-12-11 / 阅读(86) / 评论(0) 分类 万花筒2008年

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(139) / 评论(0) 分类 英语小短文

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(220) / 评论(0) 分类 新东方背诵文选

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 What can this music do to your s

发表于:2018-12-19 / 阅读(93) / 评论(0) 分类 环球英语 Spotlight

Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy , hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人,他只在早上收听广播。 2.Whensomeoneaskedhimwhy , hereplied,Thisisan

发表于:2018-12-26 / 阅读(116) / 评论(0) 分类 英语笑话(MP3+文本)

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-30 / 阅读(107) / 评论(0) 分类 考研背诵50篇

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(184) / 评论(0) 分类 2017年VOA慢速英语(一)月

Have Scientists Discovered a Radio Space Shield? Space, it turns out, is not a very safe place for electronic devices. High-energy space particles can cause serious problems for satellites and electronic equipment, even on the Earths surface. These p

发表于:2019-01-03 / 阅读(127) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 2018年VOA慢速英语(九)月

(THEME) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Faith Lapidus with the VOA Special English program EXPLORATIONS. You are listening to our program today on a radio. Almost no communication would exist in the world without the electromag

发表于:2019-01-03 / 阅读(154) / 评论(0) 分类 2018年VOA慢速英语(九)月

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.

发表于:2019-01-03 / 阅读(121) / 评论(0) 分类 电信英语

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(186) / 评论(0) 分类 英语小短文

任何作品均有特定的文体,原文的文体不同,翻译方法也随之而异。试观察下列几个片断的原文及其译文 It appears that you've got the offer of a very good job. A wonderful job. Are you going to take it? I don't thi

发表于:2019-01-08 / 阅读(160) / 评论(0) 分类 英语笔译

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(442) / 评论(0) 分类 2016年VOA慢速英语(十一)月

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(117) / 评论(0) 分类 环球英语 Spotlight

The mystery of what could count for the quasars' extraordinary brightness was the hot topic in astronomy during the 1960s. As astronomers began to grapple with the new enigmatic objects that had been found by the radio telescopes, one astronomer, kee

发表于:2019-01-23 / 阅读(99) / 评论(0) 分类 探索与发现2013年
学英语单词
appointment duration units
Arenigian Arenig
Arkansas
azeotropic distillation
believabilities
bite and sup
Bordj Chaïba
car-service
carter
CGR (carbon dioxide cooled graphite moderated reactor)
Cherokees, Lake of the
climb
column condition
compressor lubrication circuit
consectaneous
consumption loans
corticalinhibitory
critical temperature
digital service unit
Dioscorea
drift-way
dump(ing) plate
e-economy
Ekatin F
electronic data-processing machine
electrosmosis
engineering degree
entry for temporary admission
euroissue
farming out
foreign exchange loans
gevgelija (dzevdzelijad)
global search
Goheung
governeress
greenlit
gulpaigan (golpayegan)
hydrogen balance
hydrogen vehicle
i guess so
Imirhou, Oued
infaisable
infolio
intercerebral gland
IRQLs
jacksnipes
lava dome
Limehouse Cut
line - of - battle ship
linear ratio
manetei
Manila Bay, Battle of
marginal cost of capital
Mechroha
message distribution system
methylal
microheight gauge
mineral acidity and alkalinity
mishnic
moslae herba
mulsh
mushy state
new international division of labor
nonhalal
odd-jobmen
oleatricosatriene
organdy
PANSTONE
pendant drop test
permanent pallet
pipe dies
PODICIPIEDIFORMES
polyethlenes
primary oral groove
prinzess
privacy lock
prosiopetic
reactor-start motor
reflexive transitive closure
right left needle
robot calculator
rubber tube expander
sail fullness
sal communis
secured deposits
self explanatory
seropurulent exudate
side-looking radar display
skeletogenous structure
spirillolysis
stomatoglossitis
stumpy
theoretical econometrics
Thiclaviopsis
Torigny-sur-Vire
trial lot
Turdinae
two-plus
unshrouded wheel
ventral buccal nerve
wikimedia
wollaston bolometer