展布频谱调制技术

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(180) / 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(378) / 评论(0) 分类 新编大学英语阅读部分

Transcript This is Scientific American's 60-Second Science, I am Cynthia Graber.This will just take a minute. Physicists at the Brookhaven National Laboratory have been able to send information ahead of particle beams racing at nearly the speed of li

发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 Scientific American(二)月

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(166) / 评论(0) 分类 2017年VOA慢速英语(一)月

If you are like many language students, you might have a problem with procrastination. Perhaps you are slow to do homework or study for a test. Maybe you do not like to study or you become distracted while studying. Whatever the case may be, learning

发表于:2019-01-02 / 阅读(431) / 评论(0) 分类 2017年VOA慢速英语(六)月

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

Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so

发表于:2019-01-03 / 阅读(121) / 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(123) / 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(126) / 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(133) / 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(105) / 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(111) / 评论(0) 分类 电信英语

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver

发表于:2019-01-11 / 阅读(186) / 评论(0) 分类 英汉幽默故事选读

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

By Carol Pearson Washington 08 January 2008 New technology makes surgery safer, shortens recovery time and leaves no scars. Both physicians and patients are pleased with the results. VOA's Carol Pearson has more. Maria Viruet recently had her gallbla

发表于:2019-01-31 / 阅读(142) / 评论(0) 分类 VOA标准英语2008年(一月)

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

Vacationing on the island of Oahu, we were waiting in our tour bus for some stragglers to show up. A man, obviously not with our group, approached the bus and was about to board. How would our driver handle the situation, we wondered. Straight-faced,

发表于:2019-02-03 / 阅读(123) / 评论(0) 分类 趣味英语

知识点讲解: 1、中文意思一样 insist persist 2、两个词长得像 special specialty 3、长得像+中文意思一样 technique technology ① Technique 方法、技巧 Hes a great basketball player. He has flawless technique. 他是位很

发表于:2019-02-21 / 阅读(105) / 评论(0) 分类 每天三分钟学英语
学英语单词
a blogger
acetate hollow filament
air-sprayed
Anguifugan
anilide
antijapanese
apocrine cyst
barrister called within the bar
bi-statement ratios
butofilolol
cardiomyocytes
carradice
chemical process industry
Chinese francolin
commerce site
constant current feeding
cost outlay items
cotton tropicals
cowcumber
dechroming
delayed conditioning
deregulating
destination flag
drill fittings
ecologic tolerance
electroluminescent-photoconductor circuit
enclosed bridge
epithelitis
equatorial face
filter-virus
five speicies
fleahepper
frontal vesicle
fruchtschieste
gas refrigerator
glenheads
go-ahead run
guatamala
Gwai River
heat sensitive varnish
husklike
ice fogs
incision of abdomen
infantile palpitations
intra-uterine dislocation
jus strictum
liquid-solid interface ternary complex in seawater
lloyd-jones
load capacity of lubricant
magnetron vacuum gauge
maladaptation
Michelia coriacea
mobileless
Mogalo
Monteserrado Co.
mortar-cube test
multiple spark discharge
multiplicity reactivation (luria 1947)
mystifyings
nearest neighbor interpolation
noogy
oecs
ofuro
oversailing bricks
Parrya
path delay
pfister
phase to earth fault
Poa plurifolia
polarization diversity
premodel
range of values
reference standard reflected flux
refulgency
secondary wire crossfiring
self-locking wrench
semiconductor photo diode
sound transmission qualities
Sparagin
speech-language
stock obsolescence costs
stour r.
sulfurous fumarole
suspended chute
swap them
Swaziland monetary unit
synthetic-resin plastics
test for air-tightness
thromboangiitis
titanium alloy
tittivating
tone source
topflash
tryblioptychus cocconeiformis
trypsin-labile
undercut moulding
universal buffer-controller
unnoticing
valve-spring damper
water use ratio
yosimilon
You can't lose what never had.