雷射二极体模组

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(205) / 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(86) / 评论(0) 分类 VOA常速英语2008年(四月)

auxiliary anode 辅助阳极 auxiliary grid 辅助栅极 auxiliary jack 辅助塞孔 auxiliary memory 辅助存储器 auxiliary signal 辅助信号 auxiliary transmitter 备份发射机 available powe

发表于:2018-12-08 / 阅读(79) / 评论(0) 分类 电信英语

[00:00.00] MODULE 3 STATIONERY [00:05.47]Unit 7 Where's My pencil? [00:11.63]VOCABULARY [00:14.87]where where's=where is pencil it [00:21.40]什么地方;哪里 是在哪里 铅笔 它 [00:27.94]on desk no bed [00:32.96]在...的上面 书桌 不;不是

发表于:2018-12-13 / 阅读(122) / 评论(0) 分类 广州小学三年级 (上) 课本

[00:00.00] MODULE 3 STATIONERY [00:04.99]UNIT 7 Where is My Pencil? [00:10.63]Words and Expressions [00:14.79]Where [00:16.76]什么地方 [00:18.73]where's = where is [00:22.36]...是在什么地方 [00:25.99]pencil [00:27.98]铅笔 [00:29.96]it [00

发表于:2018-12-13 / 阅读(139) / 评论(0) 分类 广州小学三年级 (上) (学生用书)

[00:00.00] Module 5 Unit 13 [00:06.40]1.Listen and write the numbers of the animals. [01:06.87]2.Listen and answer the questions. [02:02.54]Unit 14 [02:07.71]1.Listen and choose the message you hear. [02:50.19]2.Write numbers of the words you hear in

发表于:2018-12-13 / 阅读(115) / 评论(0) 分类 小学五年级 (上) 活动手册2003年

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(121) / 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(72) / 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(58) / 评论(0) 分类 VOA标准英语2014年(二月)

Conversation 1 A: They are state-of-the-art computers. Would you like to see how it works? A:这些是最尖端的电脑。您想看看它是如何操作的吗? B: Yes, please. B:好的,麻烦你了。 A: OK. Let me just have it all set up in

发表于:2018-12-25 / 阅读(55) / 评论(0) 分类 最In导购口语

[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(77) / 评论(0) 分类 新标准小学英语第五册(三年级起点)

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(88) / 评论(0) 分类 2017年VOA慢速英语(七)月

1135 、 晶体点阵;晶体格构;晶格 crystallattice 1136 、 棘轮和爪 ratchetandpawl 1137 、 棘齿 ratchet 1138 、 棘齿弓钻 ratchetbrace 1139 、 壳型模塑 shellmoulding 1140 、

发表于:2019-01-03 / 阅读(95) / 评论(0) 分类 英文名句短语

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(124) / 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(139) / 评论(0) 分类 2005年NPR美国国家公共电台

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(117) / 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(86) / 评论(0) 分类 2012年VOA慢速英语(一)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(176) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

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(102) / 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(83) / 评论(0) 分类 经济学人科技系列
学英语单词
1-Methylhexylamine
active maintenance time
actuation width
adjusted death rate
amaret
amylit
artificial pneumothorax
bachand
bagoong
Bernsfeld
blood disease involving qi
bored-out
Brassia verrucosa
Bulgarus
cataract spoon
Chinese ilex
church roll
cluster of stars
co-ownership of industry
cock tease
come unglued
cophase array
covinous
danicans
DC push-pull amplifier
depth to width ratio
donating
emery fillet
enclaim
estimated time of finishing discharging
genuine tooth
helmetmounted binoculars
heroinism
heteromorphy
hivess
hyposulphates
ice-van
implementation controls
inferior choroid plexus
installment selling
interrupt service routines
iso-strain diagram
ixoderm
jam on it
Katukurunda
Kawara, On
kermodes
Kryms'kyy Pivostriv
Lancefield precipitation test
lily tomlin
limit-up
magnetic player
Mariner Glacier
masthead rigging
measurement for active control
Melicocca
missed beat
molies
movie-going
neighbourhood garden
Nghia Hung
nuclear phase
onkolite (oncolite)
oxyacetylene cutting
paries posterior
permanent wilting percentage
phloroglucin tests
photographic star catalog
polysynthetic crystal
pulp separator
pupinella swinhoei
put to sleep
record of trial
regeneration by stem-shoots
retroisomer
reversing feed
rhino barge
rigid representation of quiver
role construct repertory (rep) test
run ones eye through
saluting gun
semiconductive
semimetacyclic group
semiwalk
soda series
spice powder
sponsor study id
squeeze play
sscf (service specific cordination function)
steel split-ring
three gorges project
totemite
transuranium processing plant
tunneldigger
Ulchin
under-miller
utopian socialisms
vacation days
wet well
white-flag dolphine
You've Got Mail
zvezdin