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四铬酸盐

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(184) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(156) / 评论(0) 分类 医务英语

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(191) / 评论(0) 分类 万物简史
学英语单词
-phytes
acleris yasutoshii
active fluidization
active following
albedo-neutron dosemeter
alternate (altn)
antibanding
antileak cement
auxiliary key pad
Barbudian
biconvex vertebrae
biked
boil-stain of cloth
Bābūsar P.
calendar art
cantless
Chantal
Coasean
command area
commli
control range of a generating set
Corydalis linstowiana
diode equivalent
direct blow down tunnel
dithiazanine
double-precision number(numeral)
environmental pollution chemistry
equivalent friction radius of facing
exposure person
false maculae
flutter simulation
foul holding ground
full-figure
gas discharger
gods l.
ground feed
hard gamma
hexosazone
hyperema tests
idle time money
improvised painting
internal pacemaker
inverted Oedipus (complex)
isomorphism algorithm
keep somebody posted
krakauer
laticss
Lissauer's type of paresis
lituus
Maoum Pen.
mid-flight
nw
ob-gyns
occupancy factor
off-floor trade
optical power divider
orientalidine
orthotriaene
ouvrierist
peduncular veins
penetrant inspection unit
phase distortion
plot out
polarized circuit
polyvinyl chloride tube
position defence
postamoplankton
predatory exploitation
printed form
prototype room
puyat
restart user
restricted licence bank
rhombic enantiomorphous hemihedral class
roseocitrin
roseola vaccinia
scripophilies
seabasses
semi-automatic copying machine
serving up
shafflers
siagonlrgra
souchongs
spenter
spherically dished head
spotlights
stereotomical
tedded
telepediatric
thermally-tuned valve
traveling-wave amplifier
trickle bed
turbomachines
Tysmenytsya
Ulbricht sphere
ultimate trip limits
unlikelinesses
unusual
user command
wiggs
willingness to cooperate
yield point test