[化] 四苯肼

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(72) / 评论(0) 分类 Scientific American(三)月

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(71) / 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(60) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(73) / 评论(0) 分类 Scientific American(四)月

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 Scientific American(十一)月

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(70) / 评论(0) 分类 万物简史
学英语单词
a-throng
aacus
Alupen
aquatic toxicity
audio component
be anchored in
be at the end
bows down to
breeding crate
brontometers
carbide-stabilizing element
chain rail
checking off symbol
churchisms
clover-leaf circuit
collective effervescence
condition adjustment with parameters
consignee's warehouse
contact transistor
CRALBP
custa
database administration
dee-dee
diabloes
disk shaving cutter
dysphagias
egg fu yung
emmy awards
engineering casualty
event video
filtration on paper
fingernail clam
formosan lesser horseshoe bat
forthrow
freaky
fund accounting
Gata de Gorgos
genus Hexalectris
GMAN
golden callas
harcourt photometer
harness mark
heterotrimers
hip pocket
Houbie
illumination sign
improvisator
inlet opening
internal oblique line
kheth
labelled
labium urethrae
laminated glasses
Lincolnshire limestone
live television broadcast
longitudinal-framed
lower sonar room
mccage
Methuselah
minement
minority reports
mirtron
mooring armIMODCO
multi-points
musculus articularis genera
name of ship
OLEDB
oleuropein
operating capacity
orations
outer width of waist
outward bill of lading
parent distribution
plastic bronchitis
play-bill
ploh
plunger upper helix
pneumatic single-pen recorder
pop-musics
populary
postabortal
rhinocerontine
rolling acceleration criterion
rough rafter
Ryōri-zaki
sandiferous
Scabiosa superba
seabed resources
self-radiolysis
sexual instinct
Slovenianness
soft-iron sphere
solid state augmentation
sonic inlet
splurgin'
starch iodide paper
symblepharis reinwardtii
Tesogen
unheppen
Urner Alpen
vacuum pan
warp-corkscrew twill