[化] 二元共聚物

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发表于:2018-12-04 / 阅读(82) / 评论(0) 分类 英文魔法师字源大挪移

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(77) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(60) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(四)月
学英语单词
aldermanly
aluminium ethylate
autistic spectrum
automatic frequency response (brown 1963)
Avalon Pen.
be barred with
bellowed
bloom pusher
bottle-feedings
brahims
brueckner
Bunn
bunt lizard
buried in thought
cabinetmakers
card retrieval device
characteristic points
charlotte town (gouyave)
city-call
colloid soil
concestor
concisenesses
core sheath
dawsonites
dicheilia
Emmet's operation
engine removal hatch
epoxy model
family Geometridae
foreruning
FTNMR
goods of a well-known brand
gopac
Grammy
graphic pattern
haemolytic anaemias
Hailo
herm
high-tensile bronze
hot vaporizer
hydrogen-bridged ion
intensive cares
is there any problem
jolens
left conveyor reverse cover
levandowski
lie awake
Lindi Reg.
mean forecast error
mendizabel
nc system
Nicolaism
noisy substring
not be up to much
Nova Scotia duck tolling retriever
Nuclei laterales thalami
nuclei nervi cochlearis
optical quartz deposit
ounce-counting
parnaby
pars fibrosa
pass-the-buck
periachene
phomopsis blight of egg plant
pocket deposit
polymer powder
Primisulfuron
purification loop
Ramus communicans cum nervo laryngeali inferiore
reason out
registres
Ringuet
root-mean-square quantity
Rosenmmuller's recess
rumex montanus desf.
Saka language
sand hoppers
sardenian
Screen Actors Guild
single-phase AC motor
sloping control limit
spatafora
special attention
spongy texture
stalagmometry
studdingsails
synchronize with
tandems
teletypewriting
temporary maximum output
threaded one end
time of operation
tough movement
Turpin Ben
two hands dead lift
unbalanced section
vascularized parathyroid transplantation
vibrating reed viscometer
voices over
winbind
work the door
Zemlya Aleksandry, Ostrov