超高频功率信号发生器

MIT Scientists: Robots Will Soon Be Able to Run Like Cheetahs 麻省理工学院研制出动如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying h

发表于:2018-11-29 / 阅读(167) / 评论(0) 分类 VOA标准英语2014年(十二月)

科学家研制奔跑如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying heavy loads over a difficult terrain. But the machine's power requiremen

发表于:2018-12-02 / 阅读(144) / 评论(0) 分类 VOA双语新闻 2014年12月

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(141) / 评论(0) 分类 VOA标准英语2010年(七)月

It starts with a blip, a beep, a noise, a pattern, a signal. It could be anything - ink on paper, machine data, or even the words flowing through your minds right now. Signal generators play an important role in testing devices we use every day. The

发表于:2018-12-11 / 阅读(190) / 评论(0) 分类 英语解说豆知识2011年

Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the

发表于:2018-12-16 / 阅读(185) / 评论(0) 分类 2011年VOA慢速英语(十)月

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(159) / 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(147) / 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(159) / 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(167) / 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(154) / 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(228) / 评论(0) 分类 电信英语

AT Command - This is the character

发表于:2019-01-03 / 阅读(149) / 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(165) / 评论(0) 分类 电信英语

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(217) / 评论(0) 分类 2015年VOA慢速英语(七)月

AS IT IS 2015-09-08 Missile Silos Turned into 'Survival Condos' 导弹发射井变成生存公寓 When looking for a new home, many people consider things like the safety of the area, the nearness to public transportation or the quality of the neighb

发表于:2019-01-12 / 阅读(138) / 评论(0) 分类 2015年VOA慢速英语(九)月

High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are

发表于:2019-01-14 / 阅读(189) / 评论(0) 分类 VOA标准英语2014年(四月)

China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co

发表于:2019-01-19 / 阅读(228) / 评论(0) 分类 2017CRI中国国际广播电台

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(161) / 评论(0) 分类 英语时差8,16

Here you go, Mr. Scott. Okay. 斯科特先生,给你。好 Oh, this must be really messing their heads up. 这个肯定能扰乱它们的攻势 The frequency's still locked in place. 频率还锁定在这个地方 How are you feeling? 你感觉怎样

发表于:2019-03-02 / 阅读(295) / 评论(0) 分类 陨落星辰第一季

I guess those Mech bullets really work, huh? Ben. 看来械甲金属弹真的有用。本 Everybody get down! Get down! 大家蹲下,隐蔽 Call out your ammo! 清点弹药 I got two. Three shots left. 还有两发。剩三发 Four. How many more w

发表于:2019-03-02 / 阅读(300) / 评论(0) 分类 陨落星辰第一季
学英语单词
adjacent channel leakage power
affine length of an arc
Anisophyllea
aovine
Aron's Pijl test
audio-frequency telegraph
azimuth observation
backpressure regulation
band to band tunnelling
beam strength of tooth
blocked (qualifier)
Bong Son
Braughing
capacidin
chargecapped
chevrony
co-flumactone
comment and blank line in free form format
compound train
compressible
compromisations
construction barge
copper picking
crossride
current interrupt test
departmentalized specialty store
deser
diagnostic x-ray apparatus
direct capacitance coupling
direct current centering
document issuing agency
dowens
drill assembly
Dubaw
Durante, James Francis (Jimmy)
Educhanka
EDXD
electrical cables
Elegant-Crested
Fast Yellow G
Gas Fired Boilers
go to church
graver
handbewegung
homomorph
ibase
investment demand schedule
kilometer (km)
lack of maturity
leaves-of-absence
lemon salt
lemon-butter
length measuring instrument
liden
limiting gas solubility
lineagc
linseed meal
live through something
load-capacity
mediumterm
milling flat
miswedding
motivators
neotypes
out-polling
Paraphlomis kwangtungensis
pcv shell
phantasma
photograph magnitude
picket rope
pleuromutilins
pneumectomies
Poa polycolea
property collectively owned
pyrrhalta meifena
rathcooles
road engineering
road tank carrier
Ryemycin
scavenging air valve
Scopolia carniolica
semi-reinforcing furnace black
semi-theoretical
shipping claim
Siamit
Skip-Tracer
sofabed
spinulism
spirits of ammonia
statistical sampling investigation method
steape
steung
supply truck
tapped-out
trial base
underground resources
Vehic.
verbid
visceral perception
waste heat losses
wejacks
wet/wet differential