氮化镱

Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol

发表于:2019-01-08 / 阅读(109) / 评论(0) 分类 Scientific American(八)月

Science and Technology Materials science Cracking a problem 科技 材料科学 通过裂纹解决问题 Another use for a fashionable, new material 一种流行新材料的新用途 LIKE all other human activities, science is subject to fads. 像其它

发表于:2019-01-26 / 阅读(107) / 评论(0) 分类 经济学人科技系列
学英语单词
960
a-seven
Acanceh
advice of settlement
airport of origin
alfonsi
ammonium fluoroborate
aryl hydrogen sulfate
assembly frame
at site
baby carriage
baraje
BDNI Finance Limited
beltway/ Beltway bandit
Besor
Bonaigarh
bondholder
bride-chamber
completely plant school
contact structure
container bag
copperah
deterrences
dose-response curve
dry deposit
eisteddfodaus
elephantine tortoise
embases
employment bureau
establishment data
face plate
facies articularis arytaenoidea
fan beam beacon
fissure in ano
granulated tin
growth medium
high-low level installation
Indianess
JPOC
k-display
karst collapse column
Khurai
kohanim
Laguna Point
landslide analysis
liquidate the national debt
local net
marry above oneself
micropulsation noise
mothen
mrea
not in service
not-rich
nuclear airburst
ophthalmos
order Insessores
overtone crystal
p-menth-1-en-8-ol
Paget' quiet necrosis
participatory audit
peason
Penneshaw
periplaneta banksi
philbertia excellens
photo credits
photoelectric displacemeant transmitter
potential transform
preoptimize
prestressed girder
principal auditor
prostrating
Ratio Spread
rattail file
registration of contract
resin of sweetgum
sampling of stable oscillator
Sauerland
selhurst
sell well
short mare
snguons
somatologies
sub-officer
suck at
sunburstery
sympathetic embryonale ganglioma
T1 Small Aperture Terminal
takifugu niphobles
tank sprayer
target client
telescopy
terebratulas
therapas
to-see
TV remote control package
unpaid family worker
upcast shaft
Uroa, Ras
user-pin ora
vibration damping
wajir
yesterneve