电离层交叉调制

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

[00:00.75]3.Read and fill in the chart. [00:06.51]Eric is from England. [00:09.73]He studies in a Chinese school. [00:12.17]他在一所中国的学校上学. [00:13.81]He like his school because his classmates are [00:17.80]very nice to him. [00:20.

发表于:2018-12-17 / 阅读(200) / 评论(0) 分类 闽教版小学英语六年级下

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

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(140) / 评论(0) 分类 Scientific American(四)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(181) / 评论(0) 分类 2017年VOA慢速英语(一)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(117) / 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(134) / 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(139) / 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

The Macondo well operated by BP in the Gulf of Mexico has now been capped with a star adornment that commemorates the 11 people killed when the rig operating on the water surface above the site exploded on April 20. Clean-up efforts continue, though,

发表于:2019-01-14 / 阅读(139) / 评论(0) 分类 VOA标准英语2010年(十一)月

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

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

The Chairman of Taiwan's ruling Kuomintang party Eric Chu is in Shanghai leading a delegation attending the 10th Cross-Strait Economic, Trade and Culture Forum, scheduled for Sunday. The forum will focus on small and medium-sized companies, youth and

发表于:2019-02-03 / 阅读(95) / 评论(0) 分类 英语新闻

By Melinda Smith Washington 02 May 2007 Pierre Kraehenbuehl, director of operations of the International Committee of the Red Cross, ICRC, speaks about the situation of civilians in Iraq, during a press conference in Geneva, 11 Apr 2007 The Internati

发表于:2019-02-07 / 阅读(155) / 评论(0) 分类 2007年VOA标准英语(五月)
学英语单词
Abdulah
abellan
accurate production
Ahithophel, Ahitophal
amblingly
anterior pancreatico-duodenal artery
apogalacteum
assumed group
Atkarskiy Rayon
biodots
bisfenazone
bloomary
boundary collocation method
caesarius
cascadite
character information rate
chip circuit
coated filament
colorimetric gas analyzer
colour fixing agent
conclusion letters
condensed structural formula
critical viewing distance
crude blister copper
crystal clock
curly-coated retriever
deci-ampere
Dilma
direct-drive permanent-magnet wind turbine generator set
eat us
empty-nesters
end-group analysis
esoterize
feverite
finned evaporator
fixture of broaching machine
forced-birther
forlay
full-face aluminum bumper
gill cavity
head guard
Heidenhain's pouch
homeochromatic
hugesome
incident of tenure
inside grip
interlayer connection
ionized-cluster beam epitaxy
IRGA
Isny im Allgäu
jibaros
Lakonia
Larto
leishmaniasis visceral
lifting spindle
living deck
localisers
Lowe's syndrome
lower oil header
membranatic
metal-arc cutting
metaplasmic content
model of preservation
multipedal
national verification
numericlature
oblique notching
one-thirty
operand conversion
osage rivers
phosphorescing
photoelectric proportionality law
picken
plumb joint
polarization of radiation
promoting expectoration to arrest convulsion
quodling
radioiodide
reliability analysis of structure
roller band saw
scrays
selection with variable probability
shell-out
shiverine
shower branch
sine capacitor
spool job
superior peroneal retinaculum
tanex
tenente
Torrezim
transfer behaviour
truthify
tubies
twin labor
upstream channel
varifying
vector-power factor
vimer
vitalises
wake boards
wide-angle shot