幅度衰减

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(187) / 评论(0) 分类 英语笑话(MP3+文本)

California has an awareness day that all countries around the world should have. It is Drowsy Driver Awareness Day and it happens on April 6 every year. Its aim is to raise awareness of the dangers of driving your car (or riding your motorcycle) for

发表于:2018-12-29 / 阅读(265) / 评论(0) 分类 世界节假日博览

And you know, along the way in this journey of discovery, I learned a lot. I learned a lot about science. But I also learned a lot about leadership. Now you think director has got to be a leader, you know, leader of, captain of the ship, and all that

发表于:2018-12-30 / 阅读(171) / 评论(0) 分类 名人励志英语演讲

-Leonard:Look, I need to get enter the laser lab. You're just gonna have to find someone else to take you home. 反正我要用激光实验室,你只能找别人送你回家了。 -Howard:Ah, damn, I picked the wrong side. 该死,我站错队了

发表于:2019-01-01 / 阅读(216) / 评论(0) 分类 生活大爆炸第二季

发表于:2019-01-03 / 阅读(189) / 评论(0) 分类 电信英语

Transmission Facilities Transmission facilities provide the communication paths that carry user and network control information between nodes in a network. In general, transmission facilities consist

发表于:2019-01-03 / 阅读(176) / 评论(0) 分类 电信英语

WAN wide area network WARC World Administrative Radio Consortium WATS Wide-area telecommunications services. See Wide-area telecommunications services. Waveform amplitude (magnitude) versus time repre

发表于:2019-01-03 / 阅读(228) / 评论(0) 分类 电信英语

I-MAC isonchronous media access controller IDN integrated digital network IEC International Electrotechnical Commission Impairments Impairments is the (e.g., transmission channel and signal impairment

发表于:2019-01-03 / 阅读(165) / 评论(0) 分类 电信英语

DCE data circuit terminating equipment DCP digital communications protocol DCS digital cross-connect system DDD direct distance dialing DDN Defense Data Network Digit L Digital L is another amplitude

发表于:2019-01-03 / 阅读(277) / 评论(0) 分类 电信英语

Abort - To stop doing something. Particularly, to exit a software program or stop receiving or sending a message. Access - (1) (verb) to get use of something, or (2) (noun) refers to a particular leve

发表于:2019-01-03 / 阅读(215) / 评论(0) 分类 电信英语

AT Command - This is the character

发表于:2019-01-03 / 阅读(191) / 评论(0) 分类 电信英语

APCM Adaptive Pulse Code Modulation 自适应脉码调制 APCM是在PCM基础上,采用量化自适应,使均方量化误差最小的一种调制方法。 APD Avalanche Photo Diode 雪崩光电二极

发表于:2019-01-03 / 阅读(196) / 评论(0) 分类 电信英语

ASE Application Service Element 应用服务单元 ASE Amplified Spontaneous Emission 放大自发辐射 ASIC Application Specific Integrated Circuit 专用集成电路 ASF Advanced Streaming Format 高

发表于:2019-01-03 / 阅读(204) / 评论(0) 分类 电信英语

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Toss a piece of leaf onto a spider web. The spider is indifferent. Because leaves don't squirm like captured flies. But Australia's assassin bug turns the tabl

发表于:2019-01-08 / 阅读(332) / 评论(0) 分类 Scientific American(十一)月

President Obama's spending the last two days of his Asia tour in Japan, shoring up trade support at a regional summit after suffering a few setbacks. Earlier at the G20 meeting in Seoul, the president was unable to secure a free trade pact with South

发表于:2019-01-08 / 阅读(232) / 评论(0) 分类 2010年NPR美国国家公共电台11月

True, he had not the qualities of social humor or wit, but he was an example of indefatigable industry. 实际上,他天生没有幽默感,也不会说俏皮话,可他是这一行业不辞辛苦劳作的典范。 He came to his studies every mo

发表于:2019-01-10 / 阅读(271) / 评论(0) 分类 美国语文第六册

In Southeast Asia, people know well the risks that extreme weather can bring, and they worry that a warmer climate will increase those risks. !Pros Laput, Daniel Schearf | Bangkok 19 December 2009 When Typhoon Ketsana hit Manila this year, the crowde

发表于:2019-01-13 / 阅读(168) / 评论(0) 分类 VOA标准英语2009年(十二月)

along prep. 沿着ad. 向前走 解析:表示沿着或向前走,一般指沿着一个线性的方向 along with 与……一起 alongside prep. 在……旁边,并肩 alphabet n. 字母表,字母系统

发表于:2019-02-03 / 阅读(227) / 评论(0) 分类 英文语法词汇

Scotch whiskey is said, by some, to have many magical qualities. Now, scientists in Scotland have discovered one more: it can be a weapon against polluted waste sites. A by-product of the spirit is 99.96 percent effective in cleaning contaminated gr

发表于:2019-02-05 / 阅读(192) / 评论(0) 分类 VOA标准英语2008年(十二月)

A abbreviation,absorption,abstract,abundance,acceleration,acceptance, accessory,accommodation, accordance,acquaintance,acquirement,acquisition,adjustment,administration, admiration,admission, adoption

发表于:2019-02-18 / 阅读(199) / 评论(0) 分类 考研英语
学英语单词
'Azzāzīyah, Qaltat al
accumulated running time
acheck
Acheulean, Acheulian
acromial branch of thoracoacromial artery
adrenal system
advices
air defense operations center
alfoil
anarthria
arachis oil
bandrols
barquette
boiler walls
bonham-carter
burgeri
cancer-prone
candling egg
carpet plot
carrier power
Christiansted
cluse transversal valley
complete engine
contrary flexure
corrected belt horsepower
current limiting inductor
cypraea mauritiana
dambrod
Daphne cneorum
data compression technique
dehaemoglobinizes
dehydrogenate, dehydrogenize
diet-relateds
differential telemeter transmitter
DNS cache
double balloon catheter
dumbassdom
E4
Endotherium
enproper
enthusiasms
exceptional
family Passeridae
fruz
full line terminal
fuzzy grain
Great Plains of North America
groupmate
hapalosiphon luteolus
heating period of the engine
hematopoetic
impregnated paper insulated
INCAP,I.N.C.A.P.
inculcatedly
industrial electric conduction meter
inherent spurious amplitude modulation
interior ingress
intracyclothem
isobolographically
kangaroo mouse
Krieng
laws of chemical equilibrium
leg-sticker
line engravings
low-power test
military issue
monopoly-bourgeois socialism
muriculatus
mycosphaerella oxalidis
mystlyone
nacreous structure
natural stock
non-military objective
noninsurers
normocapnia
peripheral vascular disease
pipework condensation
plough-back profit
pre romanticism
psilocarpa
Ranunculus ailaoshanicus
reciprocating pump
reverse knit
rex-pats
runaway robin
safety-first engineering
short run die
Southernfried
spin-sin coupling constant
statfarad
sum certain
sumaresinol
tameableness
ternary addition
trivial proximity
unrelenting
upper cut
vergeture
villian
WATS line
whimpling
zantzinger