电子穿透

[00:00.00]Lesson 4 Atom [00:01.95]原子 [00:03.89]The really strange thing about atoms is that most of us will never see one. [00:08.87]原子最奇特之处在于绝大多数人永远也无法看到它。 [00:13.84]Atoms are so small that it's impo

发表于:2018-12-08 / 阅读(44) / 评论(0) 分类 赖世雄学英语第四册

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? The shortest distance between two points may be a straight line, but try telling that to electrons: when current flows down a wire, these particles zig and zag, movin

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(九)月

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(150) / 评论(0) 分类 60秒科学

You, today, buy gasoline miles. And we created electric miles. 现在大家买的是汽油里程。我们就创造电子里程。 And the price of electric miles ends up being a very interesting number. 电子里程价钱加起来是个有趣的数字。

发表于:2019-01-03 / 阅读(33) / 评论(0) 分类 TED演讲科技篇

So how would you run a whole country without oil? 怎么让一个国家在没有用石油的情况下运转? That's the question that sort of hit me in the middle of a Davos afternoon about four years ago. 四年以前在Davos的一个下午,这个

发表于:2019-01-03 / 阅读(34) / 评论(0) 分类 TED演讲科技篇

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

发表于:2019-01-17 / 阅读(50) / 评论(0) 分类 TED演讲教育篇
学英语单词
air-arc cutter
angleterres
antenna position indicator
atlit-yam
ball printer
bird call
Bourdon-tube manometer
bucket tower
buttal
cafeteria facility
calm of capricorn
canal survey
catarrhal pharyngitis
cheiosis
Chemical Systems Laboratory
computer limited
control volume
copper terminal clamp
core shadow
coriolopsis floccosa
critical compressibility factor
ctx
cul de lampes
Datanil
decorated archway
delphintum hensyi french.
dental corona
diesel-engine
dispatching management scope
drink sth to the dregs
duein
enterprise groups of optimized size
Ephebaceae
external buzzer
fishhook stomach
full-nelson
gap scatter
gastroduodenectomy
geometric error
gold hydrocyanic acid
graphitizing furnace
host plant
hydrogen sintering
impenetrabilities
incompatible events
increment of fines
ingesta
jahn teller effect
javanite
koda
La Vecilla
launching stage
Lffler's bacillus
lobov
local yokel
low purity waste collection tank
makhan
man boy
Manasseh ben Israel
mans up
maritime historical geography
medical ionization
mielie
moving target
mveloneuritis
oil drilling rig
on-the-fly printing
oneof
pathohistology
pay-as-you-see television
podocarpus wallichiana c.presl
primary sarcoma of liver
proglucagon
Puerto Frey
punsk
rcecurvation
reflected rear view
role activation
Sainte-Barbe
Salic
second-injury law
self-exciting braking
ship shore triangulation
shoulder sprain
single value determination
slip step
soil stack
stroboscopic meter disc
swyping
temper bend test
test-bed
the public gallery
thigh roll
third preference share
trade losses
tutting
Uehling force
unmanifestable
uranotaenia (uranotaensis) macferlanei
utamphorophora montanus
well performance
zooscopy