重力探测法

EXPLORATIONS - Mars Exploration, Part 2 By Paul Thompson Broadcast: Wednesday, February 04, 2004 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: An artists picture of a Mars Rover vehicle. And

发表于:2018-12-01 / 阅读(191) / 评论(0) 分类 Explorations

EXPLORATIONS - Mars Exploration, Part 1 By Paul Thompson Broadcast: Wednesday, January 28, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: An artist's picture of Mars Rover Spirit. And this

发表于:2018-12-01 / 阅读(195) / 评论(0) 分类 Explorations

EXPLORATIONS - The Lewis and Clark Exploration: One of the Most Important Events in American History By Paul Thompson Broadcast: Wednesday, November 30, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VO

发表于:2018-12-01 / 阅读(186) / 评论(0) 分类 Explorations

EXPLORATIONS - Wireless Internet Connection By Paul Thompson Broadcast: Wednesday, December 22, 2004 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: A wireless router can link many computers. (Pictur

发表于:2018-12-15 / 阅读(120) / 评论(0) 分类 Explorations

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13

发表于:2019-01-08 / 阅读(134) / 评论(0) 分类 Scientific American(七)月

Gravitational Waves Detected, Einstein Is Right 引力波存在证明爱因斯坦是正确的 尽管花费了100年时间,最终科学家还是证明了爱因斯坦的理论是正确的,引力波确实存在 The waves were predicted as part of Ei

发表于:2019-01-12 / 阅读(118) / 评论(0) 分类 2016年VOA慢速英语(二)月

In 2016 the Laser Interferometer Gravitational-Wave Observatory, LIGO, made the first accepted detection of gravitational waves. So any time you move a mass it produces a gravitational waveso black holes, like the ones LIGO detected, these are stella

发表于:2019-01-20 / 阅读(148) / 评论(0) 分类 2017年Scientific American(三)月

When assembled, Michell's apparatus looked like nothing so much as an eighteenth-century version of a Nautilus weight-training machine. It incorporated weights, counterweights, pendulums, shafts, and torsion wires. 装配完毕以后,米歇尔的仪器

发表于:2019-01-29 / 阅读(103) / 评论(0) 分类 万物简史

At Principia's heart were Newton's three laws of motion (which state, very baldly, that a thing moves in the direction in which it is pushed; that it will keep moving in a straight line until some other force acts to slow or deflect it; and that ever

发表于:2019-01-29 / 阅读(161) / 评论(0) 分类 万物简史

Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后,科学家们近日表示

发表于:2019-02-02 / 阅读(150) / 评论(0) 分类 英语新闻

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(165) / 评论(0) 分类 英语新闻

David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio

发表于:2019-02-02 / 阅读(104) / 评论(0) 分类 英语新闻

科学家发现宇宙膨胀的证据 WASHINGTON, March 17 (Xinhua) -- U.S. astronomers announced Monday they have captured the first images of gravitational waves, or ripples in space-time described as the first tremors of the Big Bang in which the u

发表于:2019-02-03 / 阅读(129) / 评论(0) 分类 英语新闻

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

发表于:2019-02-06 / 阅读(146) / 评论(0) 分类 英语新闻

Astrophysics 天体物理 Dust to dust 尘归尘,土归土 A dramatic recent discovery in physics is looking rather dodgy 近期,物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer

发表于:2019-02-16 / 阅读(142) / 评论(0) 分类 经济学人科技系列

Leaders 社论 Cosmology 宇宙学 Man suddenly sees the start of the universe 揭秘宇宙的起源 The quest to understand reality takes a great leap backwards 科学新突破探索宇宙诞生之初的真相 IN THE beginning was the word and the w

发表于:2019-02-17 / 阅读(127) / 评论(0) 分类 经济学人综合

在阅读中把握GRE词汇含义方法技巧 GRE文章是论证性文字,不是说明性文字,也不是叙述性文字。这种以论证为特点的文字,及于GRE阅读文章的各个层面:篇章段落句子单词。篇章由多个论点组

发表于:2019-02-17 / 阅读(110) / 评论(0) 分类 GRE英语

首先我必须要知道,一篇文章中不认识的单词占托福阅读词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我们大家大可不必因为遇到了几个我

发表于:2019-02-17 / 阅读(223) / 评论(0) 分类 GRE英语

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(148) / 评论(0) 分类 2016CRI中国国际广播电台

首先要说的是,在阅读教学的研究当中,语言学家们发现,一篇文章中不认识的单词占全文词汇总量的比例只要控制在8%以内,是绝对不会影响到我们对全文任何观点的理解的。基于这一点,我

发表于:2019-02-25 / 阅读(130) / 评论(0) 分类 GRE英语
学英语单词
adoption by femme sole
allokine
Anopheles annulipes annulipes
azobisformamide
Bartlett, John Russell
be in dread of
boxer-style
brazilly
Bukindo
cat fancier
cavityless
colorfulness of a perceived color
concert hall acoustics
continuous time estimation
corn-merchant
cylindrical net radiometer
data rranfer ready
deep cooling
dehydrogenising
Deiter's cells of cochlea
deposit-taking company
differential mitosis (bauer 1952)
doo-doo head
double-word constant
engelen
ensilage fermentation
equivalent resistance coupled am-plifier
eugenitin
fir (filght information region)
fire-resistant lubricants
flying-bridge deck
fundoscope
hellraise
income settlement option
ionization isomerism
jalousie door
kutches
lazo
lee yuen kams
litter feeder
lotus-form structure
lowpass noise
lycopenemia
marrowspoon
megalobatrachus japonicus
metabolic scope
mimengoside
mounting pitch
myricetin
neutrophilic granulocytosis
Nicol, William
nonparish
OFCs
officer's mess
one-women
openness principle
overdating
palaeo-aktology
pelorus stand
photo acoustic spectroscopy
phylogenies
ploughed back
pressprich
principal component analysis
Purple-Tailed
radio positioning land station
radiometals
radiosonde ground equipment
reach for the moon
Roman road system
rossville
ruby laser scattering apparatus
ruke
rumminess
saturated bittern
scale-dependent
scat
scientometricians
secant conic
security of information system
silver-black
sliding seat boat
Southwest Texas State University
space travels
stannine
Stapledon
straight selection sort program
strain thickening
Strychnos ignatii
subdivision Coniferophytina
subspinous
take up a wager
Tarskian
tibetha
timerate
topsfields
tranch method of under-water tunnel construction
tyrantly
ultrasonic chemical process
uncommoner
wearablest
zone punch