线性截止低通滤波器

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

发表于:2018-12-11 / 阅读(125) / 评论(0) 分类 365个英语简短小故事

Whether we expand existing towns or build new cities it begs the question about how we build an environment that helps us live in harmony with each other and with the natural world, upon which we depend for our existence.The history of the earth told

发表于:2018-12-28 / 阅读(76) / 评论(0) 分类 智慧人生篇章

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

发表于:2019-01-03 / 阅读(123) / 评论(0) 分类 2018年VOA慢速英语(一)月

中文 英文 缩写 搭接业务/代答业务/截接业务(PBX) pick-up service 达林顿放大器 Darlington amplifier 打包带 strap 大功率/高功率的 high power 大规模集成电路 Lar

发表于:2019-01-03 / 阅读(110) / 评论(0) 分类 电信英语

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(609) / 评论(0) 分类 英语讨论

我们已经讲过两个以cut 这个字为主的习惯用语。让我们先来复习一下cut是怎么拼的。Cut这个字最普通的意思就是用刀把什么东西切开。可是,在今天我们

发表于:2019-01-08 / 阅读(171) / 评论(0) 分类 美国习惯用语

By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu

发表于:2019-01-10 / 阅读(128) / 评论(0) 分类 VOA标准英语2008年(五月)

RACHEL MARTIN, HOST: When Meghan Markle marries Prince Harry, whatever she wears is guaranteed to cause conversation. But as NPR's Neda Ulaby reports, these days she's not the only one. NEDA ULABY, BYLINE: When it comes to the bridal bust line, the q

发表于:2019-01-16 / 阅读(132) / 评论(0) 分类 2018年NPR美国国家公共电台5月

Room 212 Building 343 Tsinghua University, Beijing 100084 (010) 62771234 Email:good@tsinghua.edu.com xxx Objective To obtain a challenging position as a software engineer with an emphasis in software design and development. Education 1997.9-2000.6 De

发表于:2019-01-17 / 阅读(122) / 评论(0) 分类 实用英语

66 神秘的彗星

发表于:2019-01-30 / 阅读(151) / 评论(0) 分类 科技之光

数据结构基本英语词汇 数据抽象 data abstraction 数据元素 data element 数据对象 data object 数据项 data item 数据类型 data type 抽象数据类型 abstract data type 逻辑结

发表于:2019-02-01 / 阅读(102) / 评论(0) 分类 实用英语

Science and technology 科学技术 Launching aircraft 发射飞机 Proof by induction 让电磁感应来验证 In the future, airliners could be catapulted into the sky by electric motors 将来,会用电动机将客机弹射到天空中 READERS o

发表于:2019-02-03 / 阅读(115) / 评论(0) 分类 经济学人科技系列

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

发表于:2019-02-03 / 阅读(167) / 评论(0) 分类 2007年VOA标准英语(五月)

这份简历是一个大学毕业生的英文简历,他寻求的职位是软件工程师,希望能在软件设计方面能发掘自己的潜能。由于刚毕业,没有多少经验,因此着重介绍了自己的能力和所学的课程。这份

发表于:2019-02-08 / 阅读(137) / 评论(0) 分类 实用英语

It goes up by 15 percent, 对于所有事物都是如此 and you have a 15 percent savings 你还能节省 on the infrastructure. 15%的基础设施经费 This, no doubt, is the reason 这无疑就是 why a million people a week are gathering in citi

发表于:2019-02-13 / 阅读(116) / 评论(0) 分类 TED演讲教育篇

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(128) / 评论(0) 分类 TED演讲教育篇

The average person in the United States watches almost five hours of television a day, more than an hour greater than the average of people in the world's biggest economies, new research says. 一项新研究发现,美国人平均每天看电视的时

发表于:2019-02-17 / 阅读(118) / 评论(0) 分类 阅读空间

Three guys are in a bar discussing how much their wives bitch at them. Theydecide that when they get home, they'll do everything that the women ask. The next weekend, they are in the same bar. The first guy says Man, I don't think that our idea was s

发表于:2019-02-19 / 阅读(153) / 评论(0) 分类 趣味英语

line of business 业务范围 line of credit 信贷限额 linear development 线型发展;直线发展 linear programming 线性规划 linked assets 相连资产 linked exchange rate system 联系汇率

发表于:2019-02-25 / 阅读(171) / 评论(0) 分类 财会英语

kin n.家属(集合称), 亲戚, 同族, 血缘关系, 家族 adj.有亲属关系的, 性质类似的, 同类的 kit n.成套工具, 用具包, 工具箱, 成套用具 lapse n.失误, 下降, 流逝, 丧

发表于:2019-02-25 / 阅读(204) / 评论(0) 分类 考研英语
学英语单词
adhoc
approach fix
atrial chamber
Bethell process
bethin in the face
Busbach
butter me up
calcinatories
call fire
cancelation
casing wearing ring
chromonar
cloricromen
coffman
conestoga creek
continuation indicator
crytopin
cumulative weekly sale
curve of constant elasticity
deep freeze
Desertas, Pta.das
dynamo-chemical metamorphism
Dzhugashvili
entiss
exclusiveagent
extraordinary subset
fast-spreading
for an instant
forced-circulation air cooler
forward block by block read all data (w)
fuckships
gelsomine
gillyflower
hammersley
horizontal split of rail head
hydroxymethylated
inductive reluctance
infusest
inhibitory synapse
intercepting screen
internal wedge adjustment
jingyi
JNC
lateral conical beam
leveled out
linear arithmetic trend line
Lloyd-Fisher square
look something up
mathematic induction
memory control unit
merged into
metallise
middletowns
miri
musrol
neoplastoid
nephologist
none the
objective use value
oil tempered wire
olw
page on
paraguayense
phototoxic compound
porcelain enameling sheet
prax
provisional remedy
pseudomaretia alta
raptus melancholicus
reaper for hey
red-point
Reinartz crystal oscillator
reinforced ceramic coating
reinforced resin (rr) lay-up
reverseless
root topper
sexed chick
slatted chain carrier
soell
sootier
sprinkler coverage
stayrod (spacer)
straight from the tin
stratigraphic section (stratigraphic profile)
Tarqān
the League of Nations
theater of totality
thermohydraulic
tile underdrain
Tortricidae
transmitter control set
tuatera
uitrafilters
ultraselective cracking process
unlicentious
unrecordable
vallar crowns
vessells
Winhöring
world outlook
yearly average production per well