音频调变检波器

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(195) / 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(128) / 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(393) / 评论(0) 分类 新编大学英语阅读部分

It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'

发表于:2018-12-30 / 阅读(208) / 评论(0) 分类 国家地理2008年

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(181) / 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(116) / 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(116) / 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(112) / 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(132) / 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(137) / 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(149) / 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(128) / 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(116) / 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(149) / 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(131) / 评论(0) 分类 电信英语

Audio Adrenaline - Goodbye You'll be fine tomorrow The sun will rise again It's never easy to say goodbye You know I'll always love you You know I always will Goodbye, goodbye, goodbye My old friend (my old friend) Goodbye, goodbye, goodbye We've rea

发表于:2019-01-16 / 阅读(119) / 评论(0) 分类 影视英文歌曲

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(106) / 评论(0) 分类 TED演讲教育篇

Recently, the New York Times ran an obituary, but not about a person. The paper said good-bye to an old friend: the audio cassette tape. The audio cassette's problematic and delicate tape easily tangles. And its analog format makes it less crisp and

发表于:2019-01-20 / 阅读(137) / 评论(0) 分类 VOA标准英语2008年(八月)

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(111) / 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(132) / 评论(0) 分类 英语新闻
学英语单词
abm.
ammonifications
associated undertaking
bawm
befortune
bipolar armature winding
Bounty Plateau
branch hole
BSD socket
Bukuishi
C. C. A.
centrosomal
channel degrees of freedom
clubroots
clytocybine
complete orthonormal system
concitizens
contignation
Cornus obliqua
date received
deposit interest
dielsianum
dolichognatha umbrophila
dot-matrix plotter
dual-channel atomic absorption spectrophotometer
duddy
eastern plane
Electric Static Discharge
ellipsoidal distribution of velocities
evidence material
fearfulless
forlighten
function directive
furilazone
Félou Dam
gas chromatography/on-line monitoring device
general support maintenance
genus Halogeton
guiding shears
Habenaria leptoloba
homosexual conduct
indexing machine
intracompany
jay darling
kibozer
Kinder Scout
krettnichite
lead line mark
maltooctaose
mean crown-height
mesencephalotomy
Nam She Tsim/Sharp Peak
nectarizing
neo-hippie
neoplasties
noncellulosic
occupational professionalism
ohmic junction
operation.critical
opisthonotal gland
outlet line corridor
pacific-islander
paltrily
parallel winding
paulingite
permissible rope length of drum
platinous
point length
poly(terephthaloyl-p-phenylene diamine) fibre
preparation of grouped raw coals
pressuring container
primary line switch
purpura pigmentosa progressiva
raghavans
reichard
sales cooperation association
schlieren photography
sideband limiter
silfbergite
single-gated mosfet
Siricius, Saint
smooth outflow
specimen component
stress shields
sub-committee on bulk chemicaals
subsequent settlement
technical tools
texifolin
thick and fast
thread test
timer box
to provide staff
touchprints
tripeptidases
tug O' war
United States Navy Hydrographic Office
unshrined
vesuvite
wedging
wildes
wuvd
xerostoma