[计] 模数转换噪声

12. Stop the Noise Mr. Chen is talking to his neighbor Mrs. Wang. C: May I have a word with you? W: Sure. What's the problem? C: It's about your son. I'm tired of his making so much noise at all hours

发表于:2018-11-27 / 阅读(505) / 评论(0) 分类 赖世雄中级美国英语

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(123) / 评论(0) 分类 2007年NPR美国国家公共电台

This Cell Phone Needs No Battery 不用电池的新型手机? A dying battery is a huge annoyance for cell phone users. But for engineers? It's inspiration. Can we design a smartphone which can make a phone call and have a conversation without the

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 2017年科学美国人(七)月

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(136) / 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(137) / 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(129) / 评论(0) 分类 电信英语

发表于:2019-01-03 / 阅读(133) / 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(117) / 评论(0) 分类 电信英语

Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor

发表于:2019-01-03 / 阅读(135) / 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(203) / 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(192) / 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(147) / 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(186) / 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(162) / 评论(0) 分类 英语杂谈

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(120) / 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(197) / 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(156) / 评论(0) 分类 2018CRI中国国际广播电台

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(172) / 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(167) / 评论(0) 分类 阅读空间

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(189) / 评论(0) 分类 2019年VOA慢速英语(一)月
学英语单词
absorption test of greases
aerospace medical test device
ash cart
babolat
basilaris cranii
be fond of one's glass
behrs
benin francs
break the routine
carini
center in form
co-promote
cold-resistant insulation
concentrant
convertible bond arbitrage
coupler
cryogenic equipment
cultural disadvantagement
cum whores
cytodi(a)eresis
differentializing
discipline-based art education (dbae)
ditch rider
diuerse
Dives-sur-Mer
dollar exchange standard system
double intussusception
drainage-basins
drives at
eupatundin
evaluation of work and allotment of points
extra-strongs
fastpacks
fat lady
fenestranes
Finkelstein's albumin milk
for no other reason than that
free-field frequency response of microphone
get through
gleyic andosols
grow away
hard-core pinch
high temperature hydrofluorination
homography
hydatid polyp
institutions handling overseas Chinese affairs
intermediate region
isomar
javanicum
Lanke
lauk
leaktest
level detecting
master stratum
measures for the prevention of explosion
multi-agent
negative apical impulse
nerthuss
nonparametric training method
nuclear powered gasturbine
olsen
ox tail soup
oxygen boosting
Plateaux, Rég.des
pneumocephalus
pricing base on value
probabilify
proviruss
purpura annularis telangiectodes of majocchi
rainfall data
regenerative feedback loop
salty
scarlet plume
sediment in suspension
slender sedge
slingstone
speaking tubes
speed chart
spoon-edged scraper
Sterochlaena
stewed chicken and duck with rice
stoechiometric
strucrural material
sublittoral
tagma (pl. tagmata)
term of penalty
thermocouple anemometer
thick-film/thin-film hybrid fabrication
thingie
to score
Toury
transmutation equation
unconceitedly
undong
vicar forane
welsh ponies
wiring device
wood with large annual rings
work-products
WY1094
yanney
zhurbenko