钨阴极

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(四)月

紧凑型荧光灯 Compact Fluorescent Lamp 金卤灯 metal halide/halogen lamp 溴钨灯 Bromine tungsten lamp 汞灯 mercury lamp 钠灯 Sodium lamp 卤钨灯 Halogen tungsten lamp 碘钨灯 iodine tungsten lamp 氖灯/霓虹灯 neon lamp 石英灯

发表于:2019-01-17 / 阅读(167) / 评论(0) 分类 实用英语
学英语单词
a herd of cattle
abdelavi
abstraction of observed values
acridarsines
adjudgments
agustin roca
aids and appliances
All's right with the world.
Allen-Moore cell
ammonirrhea
amplifierrectifier
animal rights
asthenic typhoid fever
ATP mixture
auroral draperies
autism
barman
base bleeder circuit
blood arkshell
Bosworth
centigrade temperature
Chinese materia medica toxicity
Chloris caudata
choke sb. off
clearing energy
clinkety
common-rooms
composite bearing
confixure
contraction in multiplication
crotch-droppings
cutback oil
cytoclasis
destruct command receiver
dewaxing chamber
DHET
dross extractor
DVI to VGA adapter
emang
end to-end communication
engaging contact
family Dicksoniaceae
fault block mountain
fourier transform raman spectrometer
Galeocerdo
Garcin syndrome
gas discharge laser
General George Custer
hadn't've
Hamhǔngman
harmonic of field errors
high-purity cerium dioxide
hinckleys
Hinterrhein
houchin
hsing-hsing
ilepcimide
input status register
Juncus biluoshanensis
koncius
limit of rollability
measuring up
mercury vapour converter
nalorphinium chloride
nasrallahs
near echo
neuburger
nouveaux-riches
oboval
odd mass number
Orellana, Embalse de
paired comparison system
pederone
potassium dicyanoaurate
Primghar
pulpa denis
regular ramification
rise-return-rise motion
single-channel control
smoke-dried
sonic holography
spherolith
spouting velocity
stavropols
student-newman-keuls
subcarrier phase
subschema control structure file
syncytiotrophoblast
temper-pin
the calm before the storm
the firsts
to show for
togoes
tool-less
transmissibility of vibration
Tyroglyphidae
Udine, Prov.di
ullage board
vate oak
weaning brash
welna
zero-power