天线信号分配

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(88) / 评论(0) 分类 VOA标准英语2010年(三月)

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(106) / 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(91) / 评论(0) 分类 原版英语小短文

One of these wavelengths corresponds to hydrogen, another wavelength would be iron. Another wavelength would be oxygen. And so you go to the part of the spectrum you are interested in and you see you'

发表于:2019-01-02 / 阅读(93) / 评论(0) 分类 火星生命

Astronomers: Evidence Found of First Stars Astronomers have observed what they believe is the formation of the universe 13.6 billion years ago, when the earliest stars were just starting to shine. The astronomers say their observations may also have

发表于:2019-01-03 / 阅读(38) / 评论(0) 分类 2018年VOA慢速英语(三)月

DAMA - Stands for Demand-Assigned Multiple Access. This is a way to instantaneously assign telephony channels in a transponder according to the immediate traffic demands. Dash - This is the the charac

发表于:2019-01-03 / 阅读(85) / 评论(0) 分类 电信英语

Fade - This is a reduction in the received signal. It is caused by absorption, refraction, or reflection. Fax - This is a shortening of Facsimile, and it refers to one fax machine sending a digital re

发表于:2019-01-03 / 阅读(62) / 评论(0) 分类 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.

发表于:2019-01-03 / 阅读(73) / 评论(0) 分类 电信英语

AT Command - This is the character

发表于:2019-01-03 / 阅读(74) / 评论(0) 分类 电信英语

(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(101) / 评论(0) 分类 2017年Scientific American(三)月

You gonna lie there all night? 你要在这里躺一整晚吗 You picked a great place to take cover. 你选了个不错的地方来做掩护 You want to see a pretty sight? 你想看得更清楚吗 I think hal's team knocked out that antenna. 哈尔的

发表于:2019-01-29 / 阅读(101) / 评论(0) 分类 陨落星辰第二季

BEIJING, March 13 (Xinhua) -- Both China and U.S. signaled that the world's two biggest economies should explore a road of new-type relations. The new type of relations between major powers should be based on mutual respect, cooperation and seeking w

发表于:2019-02-03 / 阅读(90) / 评论(0) 分类 英语新闻

BEIJING, Sept. 26 (Xinhuanet) -- Weather forecasts showed that Thursday or Friday might be suitable for launching the Tiangong-1 spacecraft, experts said. The unmanned spacecraft, part of China's first spacecraft rendezvous and docking mission, was s

发表于:2019-02-03 / 阅读(92) / 评论(0) 分类 英语新闻

BEIJING, Feb. 5 (Xinhua) -- China on Tuesday unveiled reform guidelines on income distribution amid growing public concerns over a widening wealth gap. The guidelines encourage further work to improve the initial distribution system and stepped-up ef

发表于:2019-02-03 / 阅读(83) / 评论(0) 分类 英语新闻

The men take everything, but the women -- nothing -- Camp resident Rosemonde Desmesier Residents of makeshift tent cities throughout Port-au-Prince say that conditions have improved since the earthquake three weeks ago, but shortages of food and reli

发表于:2019-02-03 / 阅读(106) / 评论(0) 分类 VOA标准英语2010年(二月)

Former U.S. President Bill Clinton, the United Nations special envoy to Haiti, is visiting that earthquake-ravaged country, where relief efforts are gaining momentum as tens of thousands of survivors await food, water and other basic necessities. In

发表于:2019-02-03 / 阅读(78) / 评论(0) 分类 VOA标准英语2010年(一月)

By Lisa Schlein Geneva 21 August 2007 United Nations aid agencies say the distribution of humanitarian assistance to victims of Peru's devastating earthquake remains problematic. But they say the situation is beginning to ease. Lisa Schlein reports f

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 2007年VOA标准英语(八月)

今天我们要学的词是signal。 Signal, 作为动词,意思是显示。 The number of Americans filing for unemployment benefits for the first time fell to the lowest level in nearly six months, signaling a slight improvement in the job market

发表于:2019-02-05 / 阅读(76) / 评论(0) 分类 英语单词荟萃

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(105) / 评论(0) 分类 英美文化

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co

发表于:2019-02-08 / 阅读(93) / 评论(0) 分类 英语新闻
学英语单词
absisting
adrenaline-pumping
age-specific divorce rate
Alcudia de Guadix
ANLYS
anodizer
atmospheric steam dump
auctionability
azedarac
barycenter of simplex
blade-passage frquency
blanket washing machine
box-room
calyptraeidae (crepidulidae)
camlans
casino banking
catoxyethira formosae
cell size
chairleg
channel selector switch
chat someone up
ciclosporins
confidentiality agreements
contract work
contraorbit attack
crime syndicate
cryoinmmunoglobulin
denaturalizations
direct fare
donor-egg
dyatlovichi (dzyatlavichy)
extroverted personality
fair curves
ferrocarbo
firs-ended-first-out
foetoprotein
for one's life
fuel damper
Gabric
gear excessive lash
good, bad and indifferent
great trade coasting
growth diffusion
halkieriids
hortensius
how dare
ice hazards
Impenem
indian corns
infrared welding
insulation of equipment
inversion converter
isotron separator
kiln collapse
libanotus
lichenol
Marlovian
mechanism of combustion
method of calculation
Opportunity seldom knocks twice
Oreorchis nepalensis
pannini
Paymogo
pepper trees
PM.
pre-emptively
pre-feasibilities
premaking
preMuslim
put on the buskin
rasching
read only memory simulator
rheumatism of heart
rhizomelic
saintship
Saltykovo
scheunenviertel
size characteristic
sly-boot
sondheimer
Sonerila laeta
speculation curve
sprocket piece
strobiluss
subaequalis
supply valve spring
synencephalia
talk line
to say the sooth
to take cover
training personnel for new jobs
two electrode vacuum tube
U.S. National Library of Medicine
unenrolled
Union Park
urozean
valuation
Velikiye Luki
vermified
yur
zenani
zhushed