空间目标跟踪激光器

以字母O开头英语绕口令: 1.On a lazy laser raiser lies a laser ray eraser. 1.在一个反应迟钝的激光器上放了一个激光消除器。 2.Old oily Ollie oils old oily autos. 2.油腔滑调的奥利给老油汽车抹油。 3.One-One

发表于:2018-12-03 / 阅读(219) / 评论(0) 分类 英语绕口令大全

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(98) / 评论(0) 分类 VOA常速英语2008年(四月)

1. A judge has found 3 New York Police detectives not guilty in the shooting death of an unarmed man. The officers shot Sean Bell 50 times just hours before his wedding. Rev. Al Sharpton has called for a federal investigation. 2. An eight-mile stretc

发表于:2018-12-15 / 阅读(131) / 评论(0) 分类 美联社新闻一分钟2008年(四)月

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(86) / 评论(0) 分类 2013年VOA慢速英语(二)月

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(73) / 评论(0) 分类 VOA标准英语2014年(二月)

In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 Scientific American(四)月

[00:00.00] MODULE THREE [00:13.84]Research [00:15.78]Unit one [00:19.96]I'm looking for information. [00:23.04]1.Look,listen and learn [00:33.99]A:Come here, Lingling. [00:36.81]Mum has bought a new computer for us. [00:40.15]This is the keyboard. [0

发表于:2018-12-29 / 阅读(102) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

[ar:] [al:] [by:] [00:01.83]Model Test Two [00:03.26]Section A [00:05.01]Directions: In this section, [00:08.95]you will hear 8 short conversations and 2 long conversations. [00:14.52]At the end of each conversation, [00:17.59]one or more questions w

发表于:2018-12-30 / 阅读(72) / 评论(0) 分类 英语四级听力练习集锦

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(102) / 评论(0) 分类 2017年VOA慢速英语(七)月

Some dinosaurs were really huge, and now we may have a better way to estimate just how heavy these giants were. Researchers have developed a method to weigh dinosaurs based on laser scans of their skeletons. The study is in the journal Biology Letter

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 Scientific American(六)月

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 2005年NPR美国国家公共电台

1. Due to the recent bombings in the Middle East, the U.S. Embassy has told Americans living in Lebanon that they need to have a single bag packed to be ready if they want to leave. A commercial ship

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 美联社新闻一分钟2006

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(143) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(104) / 评论(0) 分类 2012年VOA慢速英语(一)月

This handout illustration image created by Australia's Electro Optic Systems (EOS) aerospace company shows a view of the Earth from geostationary height depicting swarms of space debris in Low Earth Orbit (LEO), 20 Jul 2010 Australian researchers say

发表于:2019-01-13 / 阅读(89) / 评论(0) 分类 VOA标准英语2010年(七)月

[0:0]lable laboratory lad lag标签,标记 实验室 男孩,小伙子 落后,滞后 [1:9.3533]lamb landlord landscape lane羔羊,小羊 地主,房东,店主 风景,景色 小路,小巷 [1:52.8522]largely laser latter laughter大部分,主要地 激光器 后者的,末了的 笑,笑声 [2:36.6

发表于:2019-01-16 / 阅读(192) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Every year satellites are damaged or destroyed by objects orbiting the Earth's atmosphere. An Australian company is now using the latest laser technology to track these objects in order to reduce cosmic damage. Li Dong has the details. Even in space,

发表于:2019-01-19 / 阅读(114) / 评论(0) 分类 世界各地新闻集锦

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(118) / 评论(0) 分类 VOA常速英语2007年(十一月)

Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄,传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距

发表于:2019-02-16 / 阅读(103) / 评论(0) 分类 经济学人科技系列

Unit 17 第十七单元 Conversation 1 会话 1 A:Miss Sun,could you please type this report for me? A:孙小姐,请替我打这份报告好吗? B:Certainly,Mr. Baker. B:当然,贝克先生。 A:Could you please double space it so I can make co

发表于:2019-02-19 / 阅读(328) / 评论(0) 分类 巧嘴秘书情景对话
学英语单词
abraximorpha davidii ermasis
acetyl piperidine
adventuresomely
advice cards
aerozoon
algol c
allocatings
Anglical
anisotropic diffusion coefficients
arabinosyl nucleoside
artificial horizons
Ban Hin Dat
barraged
Buddha
castras
catchment glacier
character of measure space
characterization foctor
chliasma
chromobindin
Clarke's tongue
clivvy hook
compound feed-screw
cosmic abundance of elements
covering letters
cucurbitene
cutter making machine
cyanizes
D5S
data storage apparatus
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double budded tree
drapery department
drift test
dynamic MOS shift-register
dyse
fells
fetch sth to a close
gate arm
Georgenthal
grain loading booklet
half-darks
hemosome
impact of performance
infringe the sovereignty
inhabited environment
interrelated trade
isodromic
jackye
knife-edge armature
kulaks
Larantuka
lateral gustiness
lewis form
like a maniac
Loch Ness
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loquito
maranon
micropituicyte
minimum resolvable temperature difference
nationalization of enterprises
nidrs
non-stocks
nostalgia
page-printing teleprinter
painted leaves
paleogeologic map
periclinal chimaemeras
pique oneself upon
platanthera bifolias
pressure vessels
quatres
recursive method
rubberer
schmaltzs
segmentative
selective identification facility (sif)
Sideritis
sign an agreement
spenceley
spoonleaf yucca
startler
step up your game
surface-ship torpedo tube
tanger
tbsp
temperature humidity chamber
teratism of testis
terminal sensillum
thermoluminescent dosimetry
thin route master station
thumbnail representation
to drop out
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toxic anemia
turtleneck sweater
unmotivates
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voltaic element
yblessed