[化] 有机钛聚合物

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

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(64) / 评论(0) 分类 Scientific American(二)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
a & h
All's well
amaea flammea
aminopropanol
angular data
Bach an der Donau
basic position
bath-gel
beaux esprits
biofriendly
biosocial facilitation
bootprints
bulk cargo door
capital repairs of fixed assets
casting slip
cell viability
cold draw effect
condition of punishment
crownward
database publishing
dendrophilous
digital seismic recording
dimerized rosin
douche
dust-free air
dynamic equipment policy
e-Biz Integrator
erasing machine
ethylidene halide
Federal region
fenestrals
floorpersons
functional control
game of cat and mouse
genaconazole
give a thought to
glider-borne
golden turtle
Haworth, Sir Walter Norman
heattransfer rate
herald-journal
home-baked
hospitility
ichnofossil
inexprimable
interval time out
Jaszapati
kerb crawl
Keturah
knock into somebody
lardalite
level 1 cache
Lie group
lower jaw
marinescape
Mille Miglia
modulated voltage
modulus in compression
motor-habits
napropamide
nasalises
neurogenous diabetes
neutron-induced
nine-run
oxyurous
paraffine tumor
parasubstitutions
perspective geometry
petigrew
pieh chiao y?an
polar-orbiting meteorological satellite
quicksilver horizon
regrettably
regulated speed
restfully
ripping-off
Rodin
Santee Dakota
saw line
scissored
seal-skin
semifloret
ship self-contained navigation system
sistotrema brinkmannii
space multispectral scanner
spade foot
splitting die
stoner-wohlfarth model
substantivized
succinite
tadpole shrimps
take a brace
thermal mountain effect
torsional distribution graph
tropospheric scattering
ultimate production aircraft
unackowledged
undeserves
VoIP PBX
water proof material
wave energy loss
whirlblasts