[电讯] 电抗性反射器天线

BY STEPHEN R .COVEEY The first habit is 1)proactivity. Be proactive. The word proactivity is fairly common in management literature, but you won't find it in the dictionary. It means more than merely

发表于:2018-11-28 / 阅读(315) / 评论(0) 分类 疯狂英语2001年

Researchers find circadian clock in Monarch's antenna plays a major role in navigation Shelley Schlender | Michoacn, Mexico 22 March 2010 Scientists believe antennas are critical to the navigation of the Monarch butterfly. Related Links Monarch Watch

发表于:2018-12-16 / 阅读(208) / 评论(0) 分类 VOA标准英语2010年(三月)

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

发表于:2018-12-24 / 阅读(189) / 评论(0) 分类 Scientific American(四)月

Brian didnt have cable TV. He didnt have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He looke

发表于:2019-01-02 / 阅读(226) / 评论(0) 分类 简单慢速英语阅读

Brian didn't have cable TV. He didn't have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He loo

发表于:2019-01-02 / 阅读(191) / 评论(0) 分类 原版英语小短文

据《科学》杂志报道,苏联的月球车40年前在月球表面留下了激光反射器,虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日,一组物理学家终于发现了来自反射器的微弱闪

发表于:2019-01-02 / 阅读(206) / 评论(0) 分类 60秒科学

Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar

发表于:2019-01-03 / 阅读(187) / 评论(0) 分类 电信英语

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(224) / 评论(0) 分类 Scientific American(七)月

This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the

发表于:2019-01-08 / 阅读(229) / 评论(0) 分类 Scientific American(七)月

HEALTH REPORT – December 4, 2002: Test Warns of Heart Attack Risk By Jerilyn Watson This is the VOA Special English Health Report. Since the nineteen-fifties, American doctors have tested their pati

发表于:2019-01-11 / 阅读(188) / 评论(0) 分类 健康与环境

英语美文-主动与被动语言的重要性 语言是表达自我,交流十分重要的途径。一个人的语言能传达很多信息,包括一个人的性格,思维,态度,生活环境,经历,职业等等。很多时候,我们作为

发表于:2019-01-17 / 阅读(171) / 评论(0) 分类 卡卡课堂早餐英语

The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e

发表于:2019-01-19 / 阅读(210) / 评论(0) 分类 2016CRI中国国际广播电台

(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad

发表于:2019-01-20 / 阅读(209) / 评论(0) 分类 2017年Scientific American(三)月

Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst

发表于:2019-01-22 / 阅读(175) / 评论(0) 分类 英文短篇故事(纽约)

Well, if they're drones, they got to get their commands from somewhere, right? Yeah. 如果它们是无人机,那总得从某处获得指令吧。没错 I mean, it's most likely this base. 很可能就是这个基地了 Yeah, this big flyswatter-lo

发表于:2019-01-29 / 阅读(268) / 评论(0) 分类 陨落星辰第二季

HEALTH REPORT-Heart Disease and C-Reactive Protein By Cynthia Kirk Broadcast: Wednesday, January 19, 2005 I'm Gwen Outen with the VOA Special English Health Report. American researchers have found evi

发表于:2019-01-30 / 阅读(245) / 评论(0) 分类 健康与经济

C-reactive protein is an indication of inflammation in the body, and, at high levels, is considered an early sign of future heart disease. It's a risk factor in a similar way that elevated cholesterol is a risk factor for heart disease, says Asheley

发表于:2019-01-31 / 阅读(188) / 评论(0) 分类 VOA标准英语2010年(三月)

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(214) / 评论(0) 分类 VOA常速英语2007年(十一月)

The Giants SecretLong ago there was a king who had a very brave son. One day the son told his father, Father, I am going to roam the world in search of adventures.The king did not want to grant his son permission to do so, but the prince insisted so

发表于:2019-02-08 / 阅读(211) / 评论(0) 分类 英美文化

The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for

发表于:2019-02-21 / 阅读(256) / 评论(0) 分类 2016CRI中国国际广播电台
学英语单词
.sgml
adjectivise
againsaw
all peoples
aluminum-bronze paint
alured
auditor's comment
axle driven generator
barbarousnesses
be sticky about doing sth
beam-loading coefficient
BrachybotryS
Canadian River
capital of Jordan
carrousels
castic iron pipe
custom houses
cylinder variable capacitor
data filtering network
dayo
detector array type electronic white boards
Diatracin
dicksucker
direction of strong wind
Ditubin
doctor
downwarps
electroencephalic mapping
eleonore
enchanters
ethno-medicine
euchaeta tenuis
family empetraceaes
feu de joie
fity-percent rule
foot locker
force-fed
fundholders
G1 phase
generalized impulse response function
haverford
hock swing
hoistways
Hope, R.
Hutch.
hydrodesulfurization (process)
imidic ester
income determination
indoacetamide
inofficial
Johnson City
just folks
keratoma plantare sulcatum
lake pitch
larocaine
laxus
lineas
low level navigation
mail selling
mile recorder
mioticphase
mirror tests
mis-translations
mispronouncers
mono-2-ethylhexylphosphinic acid
monochalcogenide
Monomotapa
musculi perineales
N-Conductor Cable
nonlethals
notedness
nought
offset hexagon bar key
park facility
Pavadel
Pirapora
prenatal growth
primary infinitesimal
pronephric
ptychopterygium
Puu Kukui
Rabt Sbayta
race pattern
railway transport of passenger
schur index of irreducible representation
seated gas generator
sequential dynamics
ship characteristics
single files
skillings
Spermatoenesis
steelwork component
subdeltoid bursitis
subscapularis
sunken
sweet sleep
thermium
thread clippers
uddevallite
under the hatches
zambian kwachas