雷射二极体驱动电路

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(330) / 评论(0) 分类 英语绕口令大全

This is the second in a two-part Business English Pod lesson on questioning techniques. Last time in BEP 64 we looked at making small talk and gathering information with open questions, getting specific information with probing questions and guiding

发表于:2018-12-05 / 阅读(291) / 评论(0) 分类 商务英语沟通技巧

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(202) / 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(196) / 评论(0) 分类 电信英语

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(197) / 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(201) / 评论(0) 分类 VOA标准英语2014年(二月)

[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(219) / 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(215) / 评论(0) 分类 2017年VOA慢速英语(七)月

digital revolution 数 字 革 命 digit 数 字 (码 位 ), 数 位 digital economy 数 字 经 济 digital earth 数 字 地 球 digital subsistene 数 字 化 生 存 digital museum 数 字 博 物

发表于:2019-01-03 / 阅读(257) / 评论(0) 分类 电信英语

General Packet Radio Service (GPRS) is a mobile data service available to users of GSM mobile phones. It is often described as

发表于:2019-01-03 / 阅读(264) / 评论(0) 分类 电信英语

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(246) / 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(299) / 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(287) / 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(257) / 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(230) / 评论(0) 分类 2012年VOA慢速英语(一)月

Maryland Couple Makes Beautiful Objects From Recycled Circuit Board There is no shortage of recycled material for Debby Arem's creations. She uses everything, from pieces of scrap metal and electronic components, to computer circuit boards and chips.

发表于:2019-01-13 / 阅读(260) / 评论(0) 分类 VOA标准英语2012年(三月)

今天我们要讲几个在美国总统大选的竞选阶段常会用到的习惯用语。美国总统大选每四年举行一次。在大选年的前一年,准备竞争本党总统候选人提名的人士就已经在各州积极展开竞选活动了,

发表于:2019-01-16 / 阅读(308) / 评论(0) 分类 美国习惯用语

[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(351) / 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(238) / 评论(0) 分类 VOA常速英语2007年(十一月)

TUNIS, March 24 (Xinhua) -- Elena Svitilona of Ukraine won the la Marsa Open after beating Bulgaria's Isabelle Shinikova 7-6, 7-6 in the final on Saturday in the north of the capital. On Friday, Svitilona easily defeated Tunisian hopeful Ons Jabeur,

发表于:2019-02-06 / 阅读(264) / 评论(0) 分类 英语新闻
学英语单词
a dirty shame
ablss
ageing of tube
aizenberg
anti-nidation
anucleate
applied nonlinear optics
apsi
asphalt(ic) cement
automated round trip sets
Byramgore Reef
Campherenone
canon of the Mass
capacity utilization rate
Catholicising
CELAC
central tolerance
Cidoferron
circular point
condition of convergence
Conk-Buster
curved-rib truss
deposited silt
diffusion coefficients
discolored tooth
disprofessed
DOER (significant Operating Experience Report)
dual band terminal
electric shutter camera
end to end session
Erysimum amurense
fibrinous emboli
film fiber
flange less tyre
free fiscal reserve
Fresnel integral
girlfriend tax
graffiti
grateful to
Gromo
hariolation
horse manures
I'm fine
imanyara
incendiary pencil
instinctive activity
international meridian
iron-deficiency
irreducible dislocation
katinka
lacquer varnish
lex.
local burnup
loop cecking system
Mashiki
maturation factor
mavelard
minimum closing voltage
Morley triangles
multilevel mixing
multimetal
myrmeleontidaes
nonwooden
ocular peduncle
on the rag
optomologist
Paleo Indian
parallel-averted photograph
parameter with entry statement
pen-and-ink recorder
plumbifiuoride
pre-acknowledge
progressive emphysematous necroses
pyrethri flores
Q. B.
quantity increment percent
Ramerberg
reach back
refining solvent
resinous tcxture
rety
Ricci tensor
Robert Robinson
sack tap
Sherlock Holmesish
Shrewsbury School
Slagelse
socket-contact
sonar test tank
sortkey
stationary elevating work platform
ten commandmentss
the key
torque-tube propeller shaft
total input impedance
toxic dumpsites
trocchi
ulcer pain
ultra-high voltage electron microscope
unvolatile
westering
yrast