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material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi

发表于:2018-12-02 / 阅读(294) / 评论(0) 分类 Scientific American(十二)月

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? Worldwide, we know of enough uranium to power today's nuclear reactors for another hundred years according to the nuclear energy agency. But scientists say t

发表于:2018-12-24 / 阅读(211) / 评论(0) 分类 Scientific American(八)月
学英语单词
absolute gamma counting
Aerangis
aldeia do bispo
anchor endosteal implant
Angke
arrowhead wing
auxiliary hoisting mechanism
babe of love
bait advertising
Ballyclare
bath voltage
belizeans
beryllia crucible
blank assay
brunoes
canine thrombasthenic thrombopathia
centrifugal starting switch
change-ringing
clysmian
confined reservoir
conreports
cross-trainers
Danxi school
data examination
deviations
digital television action plan
dish-washers
empty stock
erinacines
exorbeate
face down feet
family dependents
feed water valve
field-sequential color TV
filariasis perstans
fontenoys
form type
four-lined leaf bug
frontal contour
genuiner
grouping of recovery records
hemilesions
honorary
impressed on
inherent bias
initiate a reform
input-output traffic control
integrated circuit test clip
interpreter directive
ivy-leaf
John George II
journeywork
Koizumi Junichiro
last period forecast
left eigenvalue
mankini
market perception
marupas
mean bean
mirrorshades
necked down core
nevus cavernosus
Nu, U
Otsani
palmetto bug
Papin's digester
patsching
peach fuzz
pearie
poynting's vector
Pozuelo de Zarzón
pre-drill
process validation
propeller blade section
Ptyalon
receiver drier
regulator lock light
return of material
round bloom
secreted
self-operated control valve
series-chain model
service-connected
Shatnat as Salmās, Wādī
softest
speed drop
sphyrapicus variuss
sproutings
Ste-Adresse
strategizes
sulphates
sweeper flusher
tangential point
term extraction
transient delay
unbends
unvulcanised
urostealith calculus
Ust'-Ozërnoye
vaughans
volume-weight
wounding and maiming