模拟输入信道,类比输入通道

Lesson 64 The Channel Tunnel海峡隧道 First listen and then answer the question. 听录音,然后回答以下问题。 Why was the first tunnel not completed? In 1858, a French engineer, Aime Tho

发表于:2018-11-28 / 阅读(607) / 评论(0) 分类 新概念英语第二册

-Raj:If you want to clean up your karma, go get my freaking latte. freaking:(用以加强语气)该死的 latte:拿铁咖啡 要想下辈子投好胎,就给我煮杯拿铁去。 -Howard:Hang on, I think I've got this. Help me see if we

发表于:2018-12-07 / 阅读(292) / 评论(0) 分类 生活大爆炸第二季

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

发表于:2018-12-24 / 阅读(344) / 评论(0) 分类 Scientific American(五)月

Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic

发表于:2019-01-03 / 阅读(303) / 评论(0) 分类 电信英语

D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in

发表于:2019-01-03 / 阅读(396) / 评论(0) 分类 电信英语

CCTV5 to become Olympic channel since Jan 1, 2008 China's CCTV5, the country's main sport channel, will become a 24-hour Olympic channel starting Jan.1st next year. It will become the major media window on preparations for the 2008 Beijing Olympics

发表于:2019-01-05 / 阅读(348) / 评论(0) 分类 英语新闻视频

The government reports the nation's Gross Domestic Product fell one percent in the first quarter, a far slower contraction than the previous quarter when GDP shrank 6.4%. President Obama called it progress resulting from his administration's actions

发表于:2019-01-08 / 阅读(347) / 评论(0) 分类 2009年NPR美国国家公共电台8月

AS IT IS 2015-05-12 South African's Love Affair with Vinyl Records 南非与黑胶唱片的情缘 Benjy Mudie owns Vinyl Junky. He flips through records inside his Johannesburg store. His vinyl albums are much more expensive than CDs or MP3s - digita

发表于:2019-01-12 / 阅读(259) / 评论(0) 分类 2015年VOA慢速英语(五)月

Britons have been watching almost 2-1/2 hours more television a week this year as cash-strapped people stay at home more -- and because there's more to watch, figures showed on Tuesday. Official statistics from The Broadcasters' Audience Research Boa

发表于:2019-01-15 / 阅读(321) / 评论(0) 分类 实用英语

Which is the hardest word to translate in this sentence? 哪一个单词是这个句子中最难翻译的? Know is easy to translate. know是很容易翻译的。 Pep rally doesn't have a direct analog in a lot of languages and cultures, but can be

发表于:2019-01-17 / 阅读(298) / 评论(0) 分类 TED演讲教育篇

The Blue Box 蓝盒子 The ultimate combination of pranks and electronicsand the escapade that helped to create Applewas launched one Sunday afternoon when Wozniak read an article in Esquire that his mother had left for him on the kitchen table. 恶作

发表于:2019-01-22 / 阅读(314) / 评论(0) 分类 乔布斯传

SCIENCE IN THE NEWS - Rethinking the Personal Computer in a World That Centers on the InternetBy Caty Weaver and produced by Mario Ritter Broadcast: Tuesday, August 15, 2006 VOICE ONE: This is SCIENCE

发表于:2019-01-30 / 阅读(300) / 评论(0) 分类 2006年慢速英语(八)月

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(317) / 评论(0) 分类 实用英语

By Craig McCulloch Las Vegas 18 April 2007 Leaders in the U.S. broadcast industry are discussing new technologies and trends at the annual meeting of the National Association of Broadcasters in Las Vegas,Nevada. As Craig McCulloch reports, HD Radio,

发表于:2019-02-05 / 阅读(355) / 评论(0) 分类 2007年VOA标准英语(四月)

当很多成人还在等待苹果的iWatch上市,孩子们已经可以拥有自己的智能手表了。Kidizoom推出一款名为Vtech的儿童智能手表准备抢滩节日玩具市场。 这款儿童智能手表售价60美元,屏幕1.4英寸,可

发表于:2019-02-06 / 阅读(387) / 评论(0) 分类 阅读空间

To the surprise of exactly no one, Apples new generation of iPhones will not include a standard 3.5mm headphone input. The decision signals the demise of an audio port thats been used for more than 100 yearsand honestly, its about time. The death of

发表于:2019-02-06 / 阅读(316) / 评论(0) 分类 阅读空间

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(370) / 评论(0) 分类 TED演讲教育篇

These institutions are standing in the way of innovation. 这些机构急需变革。 How many of you use Facebook photos, Google Photos, Instagram? 你们有多少人在用脸书相册、谷歌照片、Instagram呢? My photos are everywhere. They

发表于:2019-02-13 / 阅读(322) / 评论(0) 分类 TED演讲国际问题篇

常用句型科技文章中经常使用若干特定的句型,从而形成科技文体区别于其他文体的标志。例如Itthat结构句型;被动态结构句型;结构句型,分词短语结构句型,省略句结构句型等。 举例如下

发表于:2019-02-18 / 阅读(346) / 评论(0) 分类 英语口译

The humanitarian model has barely changed since the early 20th century. 人道主义的模型自从20世纪初期就几乎没有改变过 Its origins are firmly rooted in the analog age. 它的起源在模拟时代就根深蒂固了 And there is a ma

发表于:2019-03-04 / 阅读(357) / 评论(0) 分类 TED演讲教育篇
学英语单词
abyssal gap
accommodation outfit
active user
Alaska rolls
Alcubierre drive
anti authority
antiopbidica
arsenous anhydrides
bear pit
blue-wing
Botelhos
botrychium lanuginosum
bursting pressure of tank sheel
case rate discount
check helm
child of unmarried parents
co-found
commodity theory of money
comper
conditional cytotoxic
congressmen-at-large
corn dance
dava
decessit sine prole legitima
dialect atlases
draffans
dynamo region
easy style
efficiency of heat transfer
elementary magnet
equiangular positioning grid
exhaust port ignition cleaner
experimental plane
fatten ... up
Fick's 2nd law of diffusion
flaky web
forecastabilities
georgiades
headlikest
hexylidene
homocore
hydrougrandite
Indian Desert
inertial sensor
inturned welt
islami
keep up one's spirits
kronstein
La Margarita
laurel leaf
leadoxide
leave draft
lever space
liquor cerebropinalis
long line fishing boat
Malleco, Prov.de
mandogenal suture
mill cinder
monetary squeeze
morbidly obese
moriscoes
negative throat nozzle
Neston
new-job
newel stairs
nitroprussides
nonheterosexuality
noreela
orthographise
parti-color
peddle
perikinetic aggregation
polony (sausage)
post hanger
Pravyy Lepchin
process-induced defect
radio propagation
reactivity measurements
RUW
scrape ... feet
single-lens eye
soluble lubricant
storage administrator
stricken field
substitute member
superspinar
Tellinimacfra
Terneyskiy Rayon
thin-slice
thingmabobs
trenchmores
troubridge
underutilises
unexcised
uniformed services
upper respiratory tract infection
valve spring seat key
Vulpes macrotis
wheisht
wigwagging
wind-shaken
withdraw an order