音频信扰比

What is Bluetooth? Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc netwo

发表于:2018-12-08 / 阅读(163) / 评论(0) 分类 新概念英语第一册Flash第2版

Honey, could you help me operate the VCD player? It can't play. Oh, are the connections correct? I think so. Let me see. Look! You confused the video frequency with the audio frequency. I'm too careless. Can it work now? No. So what's the problem? Ma

发表于:2018-12-25 / 阅读(114) / 评论(0) 分类 英语口语900句

Language Points 1.Your coffee comes exactly as you like it, with the precisely right ratio of cream to sugar 2.You make all the stop lights when youre in a hurry 3.You come back from the bathroom at a restaurant and your delicious meal is already at

发表于:2018-12-26 / 阅读(131) / 评论(0) 分类 爆笑英语口语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(271) / 评论(0) 分类 数学英语

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(297) / 评论(0) 分类 数学英语

Cache - Generally, a place to temporarily store something. Regarding computers and telecommunications, it is a place where data is temporarily stored during transmission. Call - This is a connection b

发表于:2019-01-03 / 阅读(155) / 评论(0) 分类 电信英语

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(143) / 评论(0) 分类 电信英语

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(158) / 评论(0) 分类 电信英语

Focal Length - Distance from the exact center of the dish to the center of the feed. Focal Point - The physical point in space toward which the satellite reflector dish directs the received signal so

发表于:2019-01-03 / 阅读(164) / 评论(0) 分类 电信英语

Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.

发表于:2019-01-03 / 阅读(146) / 评论(0) 分类 电信英语

AT Command - This is the character

发表于:2019-01-03 / 阅读(144) / 评论(0) 分类 电信英语

CDF Combined Distribution Frame 组合配线架 CDG CDMA(Code Division Multiple Access) Development Group CDMA(码分多址)开发小组 CD-I Compact Disk-Interactive 交互式光盘 CDMA Code

发表于:2019-01-03 / 阅读(165) / 评论(0) 分类 电信英语

中文 英文 缩写 多功能话务台 Multi-function Attendant Console MAC 多功能信息分配系统 Multi-function Information Distribution System MIDS 多级存储管理 multi-tier hierarchical

发表于:2019-01-03 / 阅读(160) / 评论(0) 分类 电信英语

After nearly twenty years of homeownership, Ive spent the past ten months renting an apartment. I like it. And I dont. There are pros and cons to renting a place, just as there are pros and cons to owning a home. For me, one of the biggest cons is th

发表于:2019-01-08 / 阅读(157) / 评论(0) 分类 英语小短文

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(148) / 评论(0) 分类 环球英语 Spotlight

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(196) / 评论(0) 分类 英语新闻

The People's Bank of China says the economy is still facing downward pressure. Meanwhile, the global financial market has shown major fluctuations recently. Therefore, the central bank has concluded that it's necessary to apply flexible monetary poli

发表于:2019-02-05 / 阅读(155) / 评论(0) 分类 英语新闻

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(177) / 评论(0) 分类 英闻天下

世界本没有长难句,修饰成分多了,便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候,多思考,一个句子为什么这么长,常见的修饰成分到底有哪些?

发表于:2019-02-18 / 阅读(163) / 评论(0) 分类 托福英语

the previous show Don and Yael discussed communication from other worlds. Well, as it turns out if E.T. does try to phone it will be much more complicated than can you hear me now? D: Okay, Yael, so suppose one day scientists pick up a transmission t

发表于:2019-02-23 / 阅读(157) / 评论(0) 分类 英语时差8,16
学英语单词
AAP (analyst assistance program)
acidify
age of nodule
ALIT (automatic line insulation tester)
antero
Ark of the Covenant
Bezdan
block of assignment statement
casilda
coaltar pitch
color-balanced
column hold-up
concessionary ad valorem rate of duty
constructional stretch
could be beautiful
crater bloom
credophiles
Debre Silasē
disadorn
DPDCH
dual pages
duncan multiple range test
electrodeposited mold
electronic module
energy conservation principle
eustatic oscillation
facilities clearance
farm fundamental construction
fine control sensitivity
five-spots
frequency jitter
Garglewater
genital infection
Gentiana subintricata
glandulae seromucosa
goldblat
gymnoderma insulare
hectoamp
high-frequency transformer
huegelii
hydrology of bridge and culvert
hymenial peridium
I-SUB
Inanna
inupiat
irregular loading
jump drives
l-reduction
leopard cat
Lespedeza mucronata
locoum
loop inductor
Machilus bonii
mercury-condenser
Natrialba
Navarroan
noboru
node diagram
nominal insulation voltage
non-residential construction
nonchromogenic bacterium
obluctation
palaeornithologies
Pasteurella lepiseptica
perimorphous
planiceps
plaster cement
plutonium(iii) fluoride
pollutant monitoring
pressure garments
quadripuntal
rachils
re-compositions
re-edits
return-to-zero method
reverse lookup
rikk
rotating off-axis reticle
rustle up
rye flakes
sensible heating
simple columnar ciliated epithelium
single-plate clutch
Stettin
sticking mark
stop limit
strati
suicide-belt
Sumiyō
suspectedly
synizesis
tea leaf steaming machine
tgus
tie up money
tissue acidosis
trading vessel
triphenyltin
unmanned glider
urea filtrate
venae basivertebrales
von Jaksch's test
yeh