类比数位併合模拟

Food writer T. Susan Chang once embraced the digital age. She even met her husband and bought a house on the Internet. Now, though, she believes in the benefits of an analog, lower-tech lifestyle. I believe in mystery. I believe in family. I believe

发表于:2018-12-19 / 阅读(132) / 评论(0) 分类 2007年NPR美国国家公共电台

Starting in February 2009, broadcasts of all TV signals will be digital, replacing current analog signals. For people who have cable or satellite TV, this is a non-issue, because their reception will not be affected. But people who use rabbit ears or

发表于:2018-12-31 / 阅读(145) / 评论(0) 分类 365个英语简短小故事

Codec Codec is a contraction of coder and decoder; a device that encodes analog signals into digital signals, for transmission through a network in digital format, and decodes received digital signals

发表于:2019-01-03 / 阅读(151) / 评论(0) 分类 电信英语

I-MAC isonchronous media access controller IDN integrated digital network IEC International Electrotechnical Commission Impairments Impairments is the (e.g., transmission channel and signal impairment

发表于:2019-01-03 / 阅读(125) / 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(224) / 评论(0) 分类 电信英语

Analog - Transmitting information that is characterized by continuously variable quantities (such as with AM or FM). This is different from digital transmission, which is characterized by discrete bit

发表于:2019-01-03 / 阅读(212) / 评论(0) 分类 电信英语

By Craig McCulloch Vancouver 13 May 2006 In February of 2009 all television stations in the United States are required to convert to digital transmission. This move will bring an end to traditional an

发表于:2019-01-04 / 阅读(200) / 评论(0) 分类 2006年VOA标准英语(五月)

Hi, Im Becky Worley and this is Good Stuff. Its flu season and were more vigilant than ever about all the flues that are making around, when your kids are sick, you take their temperature, but thats easier said than done. The words Rattle thermometer

发表于:2019-01-06 / 阅读(170) / 评论(0) 分类 英语杂谈

Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Scientific American(十一)月

Simulation Helps Control, Manage Traffic 模拟有助于控制、管理交通 Controlling traffic is a complex and high cost problem in many developed countries. It becomes more difficult and costly with the ever-increasing number of cars on the road

发表于:2019-01-12 / 阅读(150) / 评论(0) 分类 2015年VOA慢速英语(八)月

Photo: VOA Auto hi-tech is set to make big inroads in 2010 After a tumultuous year for the auto industry, car makers are looking for a fresh start in 2010. Industry experts say the New Year promises to be a challenging time for automakers as they loo

发表于:2019-01-13 / 阅读(121) / 评论(0) 分类 VOA标准英语2010年(一月)

But what's new and hot today will be antiquated before you know it Ted Landphair | Washington, DC 23 June 2010 Millions of American adults might recall phonograph records, cameras with flashbulbs and telephones with rotary dials, but their children w

发表于:2019-01-13 / 阅读(128) / 评论(0) 分类 VOA标准英语2010年(六)月

Unit 23 Buying a watch(2) 第23课 买手表(2) The customer is looking for a watch. 顾客正在找他喜欢的手表。 S: Let me suggest this one. It's an excellent watch, it looks good, and it's only $100. 店员:我向您推荐这个。它是一

发表于:2019-01-14 / 阅读(207) / 评论(0) 分类 购物英语口语一本通

Promoting connectivity and cooperation in informational communication between China and Africa is high on the agenda of this year's FOCAC Beijing Summit. The collaboration is being pushed greatly by a free digital television project of China in rural

发表于:2019-01-19 / 阅读(176) / 评论(0) 分类 2018CRI中国国际广播电台

Star Rangers is an impressive astronaut simulation game created in collaboration with NASA which allows you to explore the solar system, land on planets, build base camps and go where no man has gone before. 《星际游侠》是一款美国国家宇航

发表于:2019-02-05 / 阅读(127) / 评论(0) 分类 阅读空间

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(177) / 评论(0) 分类 2007年VOA标准英语(四月)

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(176) / 评论(0) 分类 阅读空间

Six scientists have completed a yearlong Mars simulation in Hawaii, where they lived in a dome in near isolation. 近日,六名科学家在夏威夷一个近乎完全隔绝的圆顶屋中完成了为期一年的火星模拟生活。 For the past ye

发表于:2019-02-16 / 阅读(100) / 评论(0) 分类 英语新闻

Estonian Government Aims to End Paperwork Three-day-old Oskar Lunde sleeps in a small bed at an Estonian hospital. Across the room, his father turns on a laptop computer. Now we will register our child, Andrejs Lunde says, as he lifts his identificat

发表于:2019-02-26 / 阅读(200) / 评论(0) 分类 2019年VOA慢速英语(一)月

CD Player While shopping for my first CD player, I was able to decipher most of the technicalese on the promotional signs. One designation had me puzzled, though, so I called over a salesperson and asked, What does 'hybrid pulse D/A converter' mean?

发表于:2019-03-11 / 阅读(316) / 评论(0) 分类 趣味英语
学英语单词
achievement analysis
agonic line
air resorber
Ankara, Treaty of
antifibrillatory agent
artificial coast
autophage
auxiliary ejector
bandltantz (austria)
be known
Berezeni
bilinite
box forest
broken bird
caldaria
ceiling mount bracket
class Thaliacea
concordant xenotransplantation
coul
cross-sectional data
cyclosis
D.M.I.
dark radiation
deblurring operator
designed density of load
dextroduction
disperse particles
diver's bends
drilling parameter
dwarfing culture
Engine size
environmental cabinet
exact date
fairy liquid
fastness to bleaching
feateous
firm as a rock
folkpartiets
Geranium soboliferum
gold preheating loop
hang in for someone
high energy igniter
humboldt gletscher (humboldt gl.)
imperforated
impression tray for anteriors
injection advance device
iridocinetic
karst tunnel
koussein
lie with a latchet
life cycles
lime-cement-flyash concrete
little mecatina r.
loan to deposit ratio
logical analysis component
lubrication circuit
macrognathus aculeatum
Makin
Mekleta
micro-ampere
molecular conduction
multisegment structure
N,N-diethyl-p-phenylenediamine
navigation picture
Neolentinus ponderosus
neutral point solid ground
offend Mrs Grundy
office expenses
owe sb a living
patriarchal leadership
periparus ater
phylacteric
plateglasses
polarographic
power flow
preble
purified oil service tank
pusher relay
raak
Rolando's zone
screen presence
security theater
self-governing dominion
Seungbongdo
Shiroyama
six-pointers
syndrome of phlegm-heat accumulated in chest
teniolite (taeniolite)
The Schooner Exchange v.Mcfaddon and Others
the southeast
tittle
top-earning
tuna seine vessel
turbine-generator maximum guaranteed output
Unacaine
unhonourable
Venetian lace
video banking
wagonlike
Winterboro
Wutaian stage
Yong-dong