二维傅里叶变换

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发表于:2018-12-05 / 阅读(84) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Robert Owen, a British mill-owner and reformer, treated private property, along with organised religion and marriage, as a social scourge. In 1825 he bought land for a farm-and-factory commune in Indiana. It attracted farmers, artisans and intellectu

发表于:2018-12-31 / 阅读(34) / 评论(0) 分类 经济学人文艺系列

A China-made wearable robot that can assist disabled people with walking is expected to enter the market in one to two years, according to its developer. 我国已自主研发出一款可以帮助残疾人行走的可穿戴机器人,其研发方称,

发表于:2019-01-07 / 阅读(60) / 评论(0) 分类 英语新闻

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 Scientific American(十)月

Cameras were once big and bulky. Today,really good cameras fit in your pocket. And now, researchers at Cornell havedeveloped a camera thats just a half-millimeter on each side and a hundredthof a millimeter thick. The lens-less device is called a Pla

发表于:2019-01-08 / 阅读(70) / 评论(0) 分类 Scientific American(七)月

Live a single day on planet Earth, or anywhere else in the universe for that matter, and you will experience the natural phenomenon of heat conduction, which is the term used to describe the natural flow of heat from warmer objects to cooler ones. Yo

发表于:2019-03-06 / 阅读(111) / 评论(0) 分类 英语时差8,16
学英语单词
Ain, Dép.del'
alkaline mine drainage
artemivsk
astroblastic
baker's patent
bead-weld
bedear
canonical surjection
caseous tonsillitis
cathode disintegration
clathrochelates
commission for racial equality
Cornspuite
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dam-type hydropower station
dandy roving
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derived relation
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downy haw
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durability design of laminar structure
East China Sea
economic determinants of fertility
electric cup anemometer
ersoys
ethnobiologist
exceptions
faithed
female sterilization
FEPC
fishing research boat
flange hub
flock wallpaper
frings
funded life insurance trust
gain-ups
gas-generator
gastric myiasis
Geometric mean return
God is on the side of the big battalions.
heinerman
hemoglobin F
hillside spring
huwe
inadequate employment
indicator of deflection
inferior phrenic lymph nodes
Injuns
isoelectrofocused
jadranka
keypunched
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lower the flag
make ... ill
mariengrosche
Mars Express
microphyllous
minor elements
momele
multimedia device
nakurus
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oxalis crenatas
pack a punch
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payroll tax
Peumo
postponable cost
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Robiquet's paste
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strap lap joint
Sulfonazina
sulies
take a side with
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vanillylacetone
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vertebra spuria
Whatfield
xanthoproteic