[电子] 线性非时变滤波器

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(168) / 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(115) / 评论(0) 分类 智慧人生篇章

LINDA WERTHEIMER, HOST: Does access to money predict social behavior? That's the question posed by researchers Emily Bianchi and Kathleen Vohs in a new study. They dug into data for nearly 30,000 respondents of the General Social Survey - that's a lo

发表于:2018-12-28 / 阅读(134) / 评论(0) 分类 英语语言学习

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(157) / 评论(0) 分类 2018年VOA慢速英语(一)月

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(662) / 评论(0) 分类 英语讨论

Five Tips for Planning a Presentation 关于规划报告的五个小贴士 Editor's note: When teaching public speaking, Professor Charles Lebeau divides presentation into three aspects. The three aspects of a presentation are: the physical message,

发表于:2019-01-12 / 阅读(147) / 评论(0) 分类 2015年VOA慢速英语(三)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(154) / 评论(0) 分类 实用英语

66 神秘的彗星

发表于:2019-01-30 / 阅读(185) / 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(137) / 评论(0) 分类 实用英语

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(202) / 评论(0) 分类 2007年VOA标准英语(五月)

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

发表于:2019-02-06 / 阅读(185) / 评论(0) 分类 实用英语

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(201) / 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(155) / 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(171) / 评论(0) 分类 TED演讲教育篇

Have you ever seen the stars at night and wonder 你曾否在夜中凝视繁星 Why so bright (so bright) 思考,它们为何如此明亮 Have you ever seen the sunset on a cloudy night 你曾否在一个多云的夜降临前,凝视夕阳 And won

发表于:2019-02-13 / 阅读(120) / 评论(0) 分类 影视英文歌曲

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(161) / 评论(0) 分类 阅读空间

Mark Zuckerberg, a journalist was asking him a question about the news feed. And the journalist was asking him, Why is this so important? And Zuckerberg said, A squirrel dying in your front yard may be more relevant to your interests right now than p

发表于:2019-02-23 / 阅读(164) / 评论(0) 分类 英语语言学习

Todd: Now Norman, you've lived in Japan for awhile. Have you lived in any other countries? Norman: Yes, I've lived in Germany as well. Todd: Germany! Norman: Yes, I lived for five years. I had two contracts in Germany. The first one in the seventies,

发表于:2019-02-24 / 阅读(139) / 评论(0) 分类 英语趣味课堂

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(207) / 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(243) / 评论(0) 分类 考研英语
学英语单词
Agios Stefanos
anti-influenza sera
anti-knocking property
aphodius (balthasarianus) babori
apocrine adenoma of anus
armed reprisals
be on your way
blepharomelasma
blind apex
business research
carbap
central casting pipe
cercospora ricinella
chain-and-segment linkage
Cheddra
cofradia de camotlan
CompactPCI
condition-event system
crashlanding
Crepis pseudonaniformis
cut code
dahabeah
Dendrobium parciflorum
dextrocardiography
divergence mapping
drepanididaes
electrohydraulic converter
elephantidaes
ensanguines
ether spectrum
extragalactic system
family doctor
Farmidril
fellbeast
filter-pressed sludge
floor panel
foveations
fpiss
gatlin
genus Archosargus
giacomo meyerbeers
gordenstein
graded potentiomter
hijackable
hydrogen reduction process
hypsosinga pygmaea
ice breakers
impurity ionization energy
inlarding
insident
isopromenthazine
keeking
level sets
logain
look-a-likes
lysogenic bacteria
manual test equipment
mesitoates
minimum b field
Namkyo
narrow resonance approximation
Nothodoritis
occurse
origin principle of turnover taxes
owned-and-operated
person-situation belief
physical changes
potassium nitrite
pride and joy
pro-listed companies
prostatorrh(o)ea
pyroclastic material
recovery of solvent
reillustration
repolymerizes
right threaded binary tree
same-sex marriages
seisins
semi-equivalent
shallow and rapid respiration
sheeds
shutter
side dumping hopper
slangism
sobolevite
solapsone
spherical diffraction
spring feed
statical load
strongyls
taifas
tapered mute
Thalictrum philippinense
time-variation
tone down (sound)
twist off
us -friendly
weak light flux
wiltshireite
writing rate
you better believe it!