[化] 螯合聚合物; 螯合高分子

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(76) / 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(63) / 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
5-azacytidine
ability factor
advanced function presentation data stream
air in pleural cavity
anniversary clock
article of faith
automatic belt sander
bicomponent polyamide fiber
bide by
bioresearcher
bismuth base alloy
bregmas
burdening
burkey
charter
Chelonopsis chekiangensis
cibaries
cimbalom
clathrochelates
colluvies
Corydalis ternata
derous
detonating gas battery
difflugid
discriminate among
Do you want to delete
double male fitting
double-outrigger canoe
drm
electric copying head
electron microbeam probe data
endellionite (bournonite)
feed force
ferroelectric state
fineness of flour
fluoroborides
foehn air
franco domicile
freeze-framing
ga-ga
Gastropacha
genetic recombinatioon
Glommersträsk
good night
Guine-Bissau
HIMANTOLOPHIDAE
imogene cocas
incomplete ripeness
institution of marriage
intellectual work
interference fringe
last rites,
lens tissue
like-kind
lipo-dexamethasone
lithium fluorosulfonate
lookup algorithm
machinery index
majchrzak
mappists
marine multifunction incinerator
mass analysis ion kinetic energy spectrometer
material values
mcclatchy
medium mull
mesfet
monosystem
natural crystal
Niāzpur
ofcalen
ore cargo capacity
outlet channel
pancreopathy
pen drawing
percent correction
periodical directory
philbertia pustulata
plus - size
pool fire
pro bono
Ptychobarbus conirostris
rock-wool
Rsk in the Period of Ship Arrest
russula compacta
sage air traffic integration (satin)
seal box briquette
self-cleaning area
show and tell
Stanicor
Streptomyces fimicarius
student-to-faculty
three-jaw concentric chuck
time for roughing
trioza exoterica
tube array
tubular shaft
turn the day against someone
vehicle maintenance grade
Vetschau
water logging effect
Yankton Indian Reservation