曲绕信号发生器(测定彩色电视机相位失真用仪器)

[00:04.00]flight [00:06.22]n.飞翔,飞行;航班;航程;楼梯的一段 [2]逃跑,溃退 [00:08.44]fling float flock [00:11.62]vt.(用力地)扔,抛,丢 v./n.漂浮,浮动 n.(禽,畜等的)群;大量v.群集,成群 [00:14.81]flood floor [0

发表于:2018-11-30 / 阅读(327) / 评论(0) 分类 考研英语词汇2005

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(204) / 评论(0) 分类 英语解说豆知识2011年

[00:03.08]English around the world [00:06.74]WARMING UP [00:09.51]NANCY:Oh,there you are.Now then,did you have a good flight? [00:15.75]JOE:Sure,we flew all the way direct from Seattle to London. [00:21.42]NANCY:You must be very tired.Did you sleep a

发表于:2018-12-13 / 阅读(706) / 评论(0) 分类 高中英语人教版2000年高一

By Paul Sisco Washington D.C. 24 January 2008 Wing Power, wave power, people power. Italian inventor Lucien Gambarota tries to capitalize on all three. VOA's Paul Sisco explains in this week's Searching for Solutions report. Lucien Gambarota is a vis

发表于:2018-12-16 / 阅读(194) / 评论(0) 分类 VOA标准英语2008年(一月)

One of the newest sources of alternative energy is also one of the oldest - water power. The 19th century water wheel, though, bears no resemblance to the 21st century contraptions powered by ocean waves. The wave energy sector has been slow to coale

发表于:2018-12-16 / 阅读(149) / 评论(0) 分类 VOA标准英语2010年(十一)月

不怕伤鸟:无扇叶涡轮风力发电机 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of wind generator developed in Spain offers a crea

发表于:2018-12-19 / 阅读(129) / 评论(0) 分类 VOA双语新闻 2015年6月

Relentless waves of rain, some serious and dangerous flooding and more than three quarters of a million people without power. That is the impact of the storm named Isaac had along the U.S. Gulf Coast. This is what it looked like. These are images of

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 CNN2012年(九)月

Although the cyclone was category 4 the second highest level gusts of wind were 270km an hour at times. Both the wind and the rain caused damage. Many houses in Fiji are not strong and can easily be destroyed in a storm. Some houses blew away in the

发表于:2018-12-31 / 阅读(130) / 评论(0) 分类 新西兰英语

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(240) / 评论(0) 分类 电信英语

[00:04.78]Lesson 89 1 Dialogue [00:11.05]STEVE:Hello.Can I speak to Pippa,please? [00:13.27]喂!我可以找彼帕接电话吗? [00:15.49]VOICE:There's no Pippa here.This is 8686087. [00:19.51]这里没有彼帕这个人,这里的号码是8686087. [0

发表于:2019-01-10 / 阅读(325) / 评论(0) 分类 高中英语人教版高二

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(230) / 评论(0) 分类 2015年VOA慢速英语(七)月

By Mike O'Sullivan Los Angeles 01 March 2006 Windmills in California Windmills are sprouting across the United States, as Americans search for non-polluting alternative energy sources. The West Coast

发表于:2019-01-13 / 阅读(209) / 评论(0) 分类 2006年VOA标准英语(三月)

Bladeless Wind-Power Generator is Friendly to Birds 新型风力发电机避免误伤鸟类 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of w

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2015年(六月)

新型风力发电机不会伤及鸟类 In 2002, Spanish inventor David Yanez saw a short film about the Tacoma Narrows Bridge in the U.S., collapsing in strong wind. 2002年西班牙发明家大卫亚尼斯看了一部关于强风造成美国塔科马

发表于:2019-01-14 / 阅读(121) / 评论(0) 分类 VOA标准英语2015年(十二月)

RAY SUAREZ, HOST: After Harvey and Irma, the hurricane season wasn't over. Hurricane Maria made landfall on Puerto Rico as a massive Category 4 storm. Months later, the power supply is still spotty, and thousands of homes still rely on generators. Da

发表于:2019-01-16 / 阅读(181) / 评论(0) 分类 2017年NPR美国国家公共电台12月

序号 中 文 英 文 术语解释 缩写 来源 201 光回损 Optical Return Loss ORL YD/T 1274-2003 202 光信噪比 Optical Signal to Noise Ratio OSNR YD/T 1274-2003 203 光监控通路 Optical Su

发表于:2019-02-01 / 阅读(266) / 评论(0) 分类 电信英语

BEIJING, March 13 (Xinhua) -- Both China and U.S. signaled that the world's two biggest economies should explore a road of new-type relations. The new type of relations between major powers should be based on mutual respect, cooperation and seeking w

发表于:2019-02-03 / 阅读(177) / 评论(0) 分类 英语新闻

BEIJING, Sept. 26 (Xinhuanet) -- Weather forecasts showed that Thursday or Friday might be suitable for launching the Tiangong-1 spacecraft, experts said. The unmanned spacecraft, part of China's first spacecraft rendezvous and docking mission, was s

发表于:2019-02-03 / 阅读(263) / 评论(0) 分类 英语新闻

Wind It Up 歌手:Gwen Stefani 专辑:The Sweet Escape Gwen Stefani - Wind It Up High on a hill was a lonely goatherd, lay-od-lay-od-lay-he-hoo Yodell back with the girl and goatherd, lay-od-lay-od-low Wind it up Wind it up, uh, uh, uh, uh Yodell

发表于:2019-02-04 / 阅读(186) / 评论(0) 分类 好听的英文歌曲

今天我们要学的词是signal。 Signal, 作为动词,意思是显示。 The number of Americans filing for unemployment benefits for the first time fell to the lowest level in nearly six months, signaling a slight improvement in the job market

发表于:2019-02-05 / 阅读(176) / 评论(0) 分类 英语单词荟萃
学英语单词
adverse wind
alleviates
Almuth
Ban Huai Phai
benefit both labour and capital
biedenkopf
biosphere dynamics
blastodermic disk
bosnian-serbs
break point order
brunstad
Bufodienolides
butterflier
Calvinia
celeripedean
centre of a sphere
chequing accounts
claw-hammer
coprinaceaes
could'a
critical ballast resistance
cyclopropanecarboxylic acid
decision making technique
dry furnace
eight-track audio recorder
equitableness
erratic current
euphuising
fetid aloe
Fischbach bei Nürnberg
fuel regeneration
get outs
group of 77
h res
hairy cell
haul-seine
hereditary charcot-marie-tooth disease
Ho Chi Minh Trail
hole curvature
hydrogen flameionization
isokatanabar
Lampara net
Lastovo, Otok
levorotatory substance
Levy-Rowntree-Marriott's method
ligroin
martelled
metalworking
methanethiols
minimum noise figure
mixed blanking pulses
namy
nearby supply
non-visible
nonlinear attenuation
of tender age
Offering statement
overhead naphtha
pay ... back with interest
peg-legging
penal provision
peripheral tolerance
pertly
phenylpropylmethylamine
phyllodictyon anastomosans
preliminary compression granulation
profundified
prostasis
pushwalls
quercus sessilifloras
ranunculus japonicus thunb.
RE-A-A
recoiled
red gentian
Regional Bell Operating Company
Rehmannia chinensis
rim cut
rubican
scholems
sectionalist
seidel transformation
set records
shrink resistant finish
snow globes
soil respiration rate
soldering borax
sounding tube holder
straight muscle of abdomen
straight-on starter
stryckt
support number
suppressor t-cell
thry-fallow
triabe
Tulemalu L.
tyre-mounted tower crane
unadvisedness
unbidden guest
under false pretenses
upharsin
vitrified bond
Zasa