三极闸流管

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发表于:2018-12-01 / 阅读(95) / 评论(0) 分类 用Mp3背六级单词

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(89) / 评论(0) 分类 Scientific American(十二)月

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens,found in the mud at Oyster Bay,Virginia,has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(63) / 评论(0) 分类 有声杂志阅读

Indra Krishnamurthy Nooyi is the chairwoman and CEO of PepsiCo, which is the world's fourth-largest food and beverage company. She broke the mould at PepsiCo as all previous CEOs were white American men. Nooyi was fifth on Time magazines 2007 list of

发表于:2019-01-01 / 阅读(72) / 评论(0) 分类 各国名人英文介绍

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(265) / 评论(0) 分类 60秒科学

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(73) / 评论(0) 分类 Scientific American(八)月
学英语单词
absolute log
Aerolin
agent caretaker
Alessandro
americains
anti corrosion of metal
Artemisia keiskiana
asphalt roof paint
assembly of purification furnace
Banbridge
Basic Assembler Program
beacon data generation
bit-type
bottomglade
brown madder alizarin
Bælum
C. trachomatis
Cabomer
calverts
Cauchy distributions
celebrater
centuriation
chlamyphorus truncatuss
cockwold
commemorations
conceptual system structure
crystal growing furnace
cycle hire
Cyclococcolithus
doctors act
drogue parachutes
E.K.
edging stone
enantiodromias
error compensator
Euroyen
federal reserve notes
Fos.
front burner
fully integrated barge train
genus pipiles
glancers
godspel
Guardian Seamount
heating programme-controlled
ICCE
information computing center
internal centerless grinding
IOUD
John's snapper
leader boards
lefeuvres
Lex Rhodia
lower acidity sulfuric acid
Melikhovskaya
meliosma buchanan-ifolia merr.
metatrophic
milk wool
mokihi
mortised
multipoint falling ball viscometer
navigation console
nest sharing
neurohumours
non-reciprocal circuit
noxae
ocr character
official communication
Old Church Slavonic
optimum linear filtering
osmolite
overstrung
phone-call
photochemist
phrynosomatid
polorized beam
Pup'yǒng-ri
querche
regulation characteristic
rifling bar
robot control system
ruralizeing
sandwich
sargassos
SBC (single board computer)
secondary endosymbiosis
sector scan
shapeling
slag cleaning
Sounfat
spew over
spheric pivot
spur bevel gear
sub-assembly
surface dyeing
turnery
uncaramelized
value set
vane (or vexillum web)
winchendon
wire impedance tester