相干光处理

But I needed something else. I needed something to go that extra mile, and I found it in that metaphor which I had learned from my mother when I was four. 但是我需要另外一些东西,我需要增加我的旅程,我在意象中找到了它,那

发表于:2018-12-19 / 阅读(58) / 评论(0) 分类 TED演讲教育篇

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Don't be fooled by those big bovine eyes and the mouth slowly chewing cudcows have a magnetic personality. At least thats the claim made by German researchers in the

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(八)月

Easily confused by this idea, there has a big thawed iron inner core, so that I think it's just the bar magnet, just permanent magnet frozen in nad, and that's where causes all the magnetic field. But it's too hot inside the Earth, that can't happen

发表于:2019-01-22 / 阅读(49) / 评论(0) 分类 自然百科2011年

As the vast sphere reaches / maximum speed, something incredible happens. Huge lines of magnetism arc in and out of the model core. Well, we can't see the magnetic field coming out of the experiment, we can measure them, we can put many different mag

发表于:2019-01-22 / 阅读(59) / 评论(0) 分类 自然百科2011年

Larry Newitt from the Geological Survey of Canada charts the movement of the magnetic North Pole as it wanders the icy reaches of northern Canada. To determine where the magnetic pole / is, we can't rely on one single observation. What I try to do is

发表于:2019-01-22 / 阅读(52) / 评论(0) 分类 自然百科2011年

The latest data from the twin Voyager spacecrafts suggest the outer edge of the solar system is not smooth but filled with giant magnetic bubbles. Scientists say the turbulent bubbles are the result of the interaction between the Suns magnetic field

发表于:2019-02-06 / 阅读(62) / 评论(0) 分类 英语新闻
学英语单词
a deck
accessory plate(darlington 1936)
alepes vari
amanaty
Ampy-penyl
anoxytropic
anti-oxidation heater
apoandesite
arithmomanias
asphalt surface coat
aventurine
backup interceptor control
backwords
Bacterium cholerae columbarum
bingo-caller
bolshys
Brewer jar
carrier telephone multiplex system
citypass
climatological data bank
coadjusting
Conduitogram
connected reference
counter blast
cytochromes
dental hygienists
differential screening
dynamic characteristic of governing system
esidrone
esmayle
extravasated
fish habitat improvement
fluidimeter
folliculitis keloidalis
foreign exchange wholesale market
fractional slot winding
gathering pallet
glucositoroside
hanneys
have gimlet eyes
have had someone or something
hickocks
hobbie
identified for sales forecasting
impact excited transmitter
keep your fingers crossed
kentan
lacticotoxin
Lastres, C.
laugh something to scorn
limp leather goods
line colo(u)r
liquidity ratio
low speed high torque turbodrill
microcomputer master/slave operating
microwave resonator
molal conductance
multi-frequency code
nickel-cobalt alloy (electro)plating
nioro du sahel
no-sides
non threatening
none
nonprovable
obstain
Ocusert
over-predictions
overall reliability
own ends
Paris-Dauphine
pay load
peffley
peniophora aurantiaca
platinotypes
polar angle
prematureness
process need
propellant expenditure
psalterial
pulsed-field
rate of rainfall gage
re-entry velocity
rigid construction
shirely
siples
spectromicroscopic
Staphylococcus cereus flavus
steel flat
sticker mark
stopel
system optimization
tank washing
tavs
tear a strip off sb
towering infernos
tracheal bronchi
unseemlier
vapor-liquid equilibrium
weighing scoop
whole-bodies
Woodchunk
work to rule