发光二极体调变

Maurice Ravel was born in 1875 in a little village in southern France near the Spanish border. His father was Swiss and his mother was Basque. Ravel's devotion to his mother bordered on the 1)obsessiv

发表于:2018-11-28 / 阅读(182) / 评论(0) 分类 疯狂英语2001年

It's got to be philanthropic, because profits distract biotech, 这些研究的钱的来源最好是慈善,因为利润会分散生物技术研究公司的注意力, but it's basically got a 90 percent chance, I think, of succeeding in this. 但我

发表于:2018-12-05 / 阅读(106) / 评论(0) 分类 TED演讲科学篇

Unit 8 The Media In-Class Reading It's Radio! The medium that can turn anywhere into somewhere 1 The truth is that radio has not been eclipsed by television and cable and the Internet. In fact, radio

发表于:2018-12-18 / 阅读(380) / 评论(0) 分类 新编大学英语阅读部分

Grammar Girl here. Today, guest writer Bonnie Trenga is going to tell us why were never gruntled, sheveled, or in whack, but why we are often disgruntled, disheveled, and out of whack. Bonnie says, Thanks to an interesting question from Glenn, well b

发表于:2019-01-02 / 阅读(134) / 评论(0) 分类 英语语法 Grammar Girl

PEOPLE IN AMERICA - Percival Lowell's Work Led to the Discovery of the Planet Pluto By Mario Ritter Broadcast: Sunday, December 11, 2005 (THEME) VOICE ONE: I'm Mary Tillotson. VOICE TWO: And I'm Bob D

发表于:2019-01-02 / 阅读(166) / 评论(0) 分类 People in America

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(168) / 评论(0) 分类 2017年VOA慢速英语(一)月

Delay - This is the wait time between to specific events, and regarding satellite communications, it is the time it takes for a signal to go from the transmission station up to orbit and through the s

发表于:2019-01-03 / 阅读(104) / 评论(0) 分类 电信英语

Compatible - When one object can be used interchangeably with another. Composite Baseband - The unclamped and unfiltered output of the satellite receiver's demodulator circuit. It contains all of the

发表于:2019-01-03 / 阅读(102) / 评论(0) 分类 电信英语

PPSN public packet switched network Premises Distribution System (PDS) PDS is the transmission network inside a building or among a group of buildings, for example an office park or a campus. PDS is u

发表于:2019-01-03 / 阅读(99) / 评论(0) 分类 电信英语

DSB Direct Satellite Broadcast 直接卫星广播 DSB Double SideBand 双边带 DSBRC Double SideBand Reduced Carrier 双边带减幅载波 DSBSC Double SideBand Suppressed Carrier 双边带抑制载波

发表于:2019-01-03 / 阅读(124) / 评论(0) 分类 电信英语

Enhanced Data rates for GSM Evolution, or EDGE, is a digital mobile phone technology which acts as a bolt-on enhancement to 2G and 2.5G General Packet Radio Service (GPRS) networks. This technology wo

发表于:2019-01-03 / 阅读(127) / 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(134) / 评论(0) 分类 电信英语

DCC Data Country Code 数据国家号码(3位) DCC Digital Cross Connect 数字交叉连接 DCCE Digital Cell Center Exchange 数字小区中心交换机 DCCH Dedicated Control CHannel 专用控制信道

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 电信英语

DM Delta Modulation 增量调制 DMA Direct Memory Access 直接存储器访问 DMF Dispersion Managed Fiber 色散管理光纤 这种光纤有带正、负色散区段,如同线路光纤延展敷设,

发表于:2019-01-03 / 阅读(106) / 评论(0) 分类 电信英语

DOD Direct Outward Dialing 直拨外线 DOS Disk 0perating System 磁盘操作系统 DOV Data Over Voice 话上数据 DP Data Processing 数据处理 DP Detection Point 检测点,探测点 DP Dial/

发表于:2019-01-03 / 阅读(137) / 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(112) / 评论(0) 分类 电信英语

to be led by the nose under your nose 今天我们要讲的习惯用语是和鼻子,也就是和nose这个字有关系的。鼻子是我们的嗅觉工具,也是我们的呼吸器官,是人体的一

发表于:2019-01-06 / 阅读(169) / 评论(0) 分类 美国习惯用语

But modulation networks are also activated that deliver endorphins and enkephalins, 不过调制网络也被唤醒,去传递安多芬和脑啡肽, chemicals released when you're in pain or during extreme exercise, creating the runner's high. 这些

发表于:2019-01-17 / 阅读(91) / 评论(0) 分类 TED演讲教育篇

An end to grey hair and crows-feet could be just 10 years away after scientists showed 科学家发现,动物的衰老过程有可能逆转。 it is possible to reverse ageing in animals. 从此以后,可能仅需10年,人类就可以告别白发

发表于:2019-02-01 / 阅读(98) / 评论(0) 分类 趣味英语

BEIJING, July 26 (Xinhua) -- A research team led by Chinese scientists have discovered dietary modulation of gut microbiota can alleviate both genetic and simple obesity in children. The findings of the team, led by Zhao Liping with Shanghai Jiaotong

发表于:2019-02-02 / 阅读(118) / 评论(0) 分类 英语新闻
学英语单词
a needle in the bottle of hay
achromatic visions
acid component
air survey plan
anality
analytic subset
antiflashing equipment
arie
autodestructive
bacterial jelly
beyond the veil
birth control practice
blastmogen
bubble column chromatography
camellation
car care
cataloguises
churches of ireland
circular lune
colloidal silica
complyn
conradi-hunermann syndrome(chondrodysplasia congenita punctate)
contempt power
Cowes
critical force
daughterlike
densely-packed
desulphurizing process
diurnal variation correction
electricity and gas tax
emergent ray point
equpotential life
esala
extinquishing forest fire
extra-terrestrial
false financial statement
federated query
feeling-as-information account
final acceptance
firn limit
genus Callinectes
Gottlander
Hocking County
hvdc system bipolar control
information requirement determination
insulator rating number
intentional fallacy
intermuscular septa
intunnel control survey
islandicum
Jakobsbad
Jurisdiction on Carriage of Goods by Rail
lengthened.
lichtly
loading floor
make acknowledgement of
marginal fracture
medium pitch pocket
micro-viscous debris flow
microbial acclimation
mineradeficiency symptoms of the sweet potato
momental
morgase
multistage flash distillation method for desalination
ntiwane
ognized
optical filter cascade
Osage City
overhear
parallel graph algorithm
patent pool
pelviferous
percine
Peremyshl'skiy Rayon
photo analysis
pop fashion
prairie smoke
prism shape
proxenets
pure coal substance
quadrant iron
RASN
regalls
ripped one
salaparuta
serigraphic
shizen
single accumulator system
snort
sodium scandium oxalate
spatia suprasternale
splogging
still sow
strength of
sugar shacks
tazawa
torticoliar
true airspeed calculator
veiovis
Watteau backs
zeps