布洛赫带

Bloch bands的用法和样例:

例句

  1. The Bloch equations for semiconductor intersubband driven by a optical field are derived.推导了外加光场作用下的半导体子带间布洛赫方程,并研究了量子阱子带间光吸收特性。

The Senate is on the verge of approving a massive housing bill aimed at helping homeowners facing foreclosure. NPR's Brian Naylor has more. The bill would provide homeowners who can no longer afford to make their monthly payments a chance to qualify

发表于:2018-12-02 / 阅读(164) / 评论(0) 分类 2008年NPR美国国家公共电台七月

凯特谈及自己的初恋,是在14岁的时候。 Jessica: Kate, how old were you when you had your first boyfriend? Kate: My first proper boyfriend was probably when I was 14. Jessica: 14. What was his name? Kate: His name was Murray. Jessica: M

发表于:2018-12-03 / 阅读(147) / 评论(0) 分类 英语口语练习册

UNIT 8 Have you packed yet? [00:08.20]SECTION B [00:10.49]1 Answer the following questions. [00:14.02]1.What is your favorite band? [00:17.58]2.Have you seen them in concert yet? [00:20.86]3.When did you first hear them? [00:25.14]4.Who is your favor

发表于:2018-12-10 / 阅读(444) / 评论(0) 分类 初中英语山东版八年级下

Scientists: Monkeys Used Raft to Cross Ocean 科学家:猴子用木筏横渡海洋 Scientists found seven monkey teeth that became fossils in an area near the Panama Canal. The teeth were more than five million years old. Scientists think that is whe

发表于:2018-12-16 / 阅读(109) / 评论(0) 分类 2016年VOA慢速英语(五)月

Democratic presidential candidate Barack Obama's planned trip to the Middle East drew faint praise today from his Re:publican rival John McCain. Sarah Hulett of Michigan Radio reports. Senator McCain told an audience at a General Motors facility in

发表于:2018-12-17 / 阅读(119) / 评论(0) 分类 2008年NPR美国国家公共电台七月

(man) When I was in British Columbia last July working at the department's archaeological dig, I saw the weirdest rainbow. At first I couldn't believe my eyes because the bands of color I saw weren't in a single half circle arc across the sky. Inste

发表于:2018-12-30 / 阅读(157) / 评论(0) 分类 托福听力短文

JEFFREY BROWN:And next, we continue our series on the big changes in energy production in the U.S. In previous stories, Ray Suarez has looked at the impact of oil production on some boomtowns and how a demand for natural gas is changing the business

发表于:2018-12-31 / 阅读(117) / 评论(0) 分类 PBS访谈环境系列

The sound of sucessful old bands Boy band Take That have made their comeback complete with their first UK number one single in more than a decade. 'Patience' climbed to the top spot after landing at number four a week ago based on download sales alo

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 Take Away English

发表于:2019-01-03 / 阅读(164) / 评论(0) 分类 医务英语

1. President Barack Obama has signed the emergency legislation to raise the nation's borrowing limit. Obama says lawmakers still need to find a balanced approach to reducing the deficit that includes adjustments to Medicare and reforming the tax code

发表于:2019-01-11 / 阅读(190) / 评论(0) 分类 美联社新闻一分钟2011(八月)

Could Rising Temperatures Mean Smaller Mammals? Scientists say in the ancient past, higher temperatures meant smaller mammals. Theyre studying how a brief, but dramatic climate change event affected body size. Its called the Paleocene-Eocene Thermal

发表于:2019-01-14 / 阅读(134) / 评论(0) 分类 VOA标准英语2012年(二月)

Billy Goes to School 比利上学了 It was the very first day of school for Billy. 这是比利去上学的第一天。 Breakfast was over, and he was all ready to go. 吃完早饭后,他准备去上学了。 He had a new hat and new shoes, and he

发表于:2019-01-16 / 阅读(145) / 评论(0) 分类 美国小学英语教材1

SCOTT SIMON, HOST: For young people growing up east of the Anacostia River in Washington, D.C., life can be a struggle against gangs and violence. And for much of its modern history, the river itself has been under assault, considered one of the most

发表于:2019-01-17 / 阅读(180) / 评论(0) 分类 2017年NPR美国国家公共电台5月

By Barbara Schoetzau New York 12 July 2006 The world's most expensive painting is now on exhibit in New York's Neue Galerie. The head of the small museum purchased the exotic Gustav Klimt painting less than one month ago for what experts say is a re

发表于:2019-01-25 / 阅读(206) / 评论(0) 分类 2006年VOA标准英语(七月)

Jessica: Kate, how old were you when you had your first boyfriend? Kate: My first proper boyfriend was probably when I was 14. Jessica: 14 What was his name? Kate: His name was Murray. Jessica: Murray. Wow. And did you meet him through school? Kate:

发表于:2019-01-30 / 阅读(127) / 评论(0) 分类 英语访谈对话

Todd: Alex, can you talk a little about working at a radio station? Alex: Yeah, sure. The Radio station at my school is called WMKP. I'm actually a DJ. Well, not the turn table DJ per se, but a DJ that just plays music and talks on the air a lot, so

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 英语访谈对话

AMERICAN MOSAIC - The Story of How a 1907 Painting by Klimt Just Sold for a Record $135 MillionBy Dana Demange, Sarah Randle and Nancy Stienbach Broadcast: Thu, 6 Jul 2006 16:00:00 UTC HOST: Welcome t

发表于:2019-01-30 / 阅读(128) / 评论(0) 分类 2006年慢速英语(七)月

Todd: Alex, can you talk a little about working at a radio station? Alex: Yeah, sure. The Radio station at my school is called WMKP. I'm actually a DJ. Well, not the turn table DJ per se, but a DJ that just plays music and talks on the air a lot, so

发表于:2019-02-11 / 阅读(113) / 评论(0) 分类 原版英语对话1000个

Todd: Alex, can you talk a little about working at a radio station? 托德:亚历克斯,你可以谈谈在广播电台的工作吗? Alex: Yeah, sure. The Radio station at my school is called WMKP. I'm actually a DJ. Well, not the turn table DJ

发表于:2019-02-12 / 阅读(124) / 评论(0) 分类 实战口语情景对话

Transcript: Presenter: The internet is full of articles about what makes a good boy band. But many bands appear and disappear without a trace. Alana, it cant be as easy as following a formula, can it? Alana: No, I dont think so. The traditional formu

发表于:2019-02-27 / 阅读(230) / 评论(0) 分类 一起闲话英语-English Chitchat
学英语单词
-borough
acrylic-primed
artillery gun
back-heel
bad credit
bagosora
Baizhu Shaoyao San
bang-bang circuit
blank year
brow spot (or frontal organ)
brown lead oxide
buffing-machine
Canalis musculotubarius
caulosapogenin
certificate references
chain and bucket elevator
Citizens' Advice Bureau
clits
come amiss
completely specified
compulsory settlement of international disputes
computer-based training
concentric line resonator
copper-clad iron wire
cyazofamid
database transaction
de-electrifying
decaying pulse
dimensional equation
ding slope
Dinhata
disquare
distorque
domesticly
ependenoma
farmer's association
grating digital measurement milling machine
grow like weeds
gyrosigma wansbeckii
have this thing about
hypoprion macloti
imls
improvises
internal organ pathology
international banking facility
invoicings
Jatropham
julsdans (sweden)
julson
lack of sharpness
magnet bar code
mainframe network
marcia funebre
meningomyocele
metiazinic acid
micro-type teaching
military communication means
nebot
network routing problem
nexopamil
nonapprovable
north geographical pole
nylon thread
obsigns
octet byte
organoleptic observation
physics of high energy particle accelerator
pipelined digital architecture
plmm
preoccipital notch,Incisura preoccipitalis
pricely
progress-chaser
promptitude
propionibacterias
quasi-injective hull of a module
reamer bolt
root mean square speed
safety valve spring
secret history
service is suspended
shift system
Shēh Husēn
simorhynchotus antennarius
single-grained structure
slama
social equilibrium
soerensen
spark ignition engine with fuel injection
status word chart
stopped rotor
suturae primaria
tacho generator
tritiated adenosine
tusser silk
twinklers
two-gas space suit
ultraprotective
utee
Villarino, Pta.
wall thickness of flexspline
wash oil
well-burnished