四胺[直接]染料

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(199) / 评论(0) 分类 2016年Scientific American(九)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(214) / 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(202) / 评论(0) 分类 医务英语

Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm

发表于:2019-01-11 / 阅读(166) / 评论(0) 分类 VOA标准英语2008年(八月)

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(207) / 评论(0) 分类 农业与发展

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(199) / 评论(0) 分类 英闻天下

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(227) / 评论(0) 分类 万物简史
学英语单词
aceton(a)emia
acetylhelenalin
Act2
aerostatic bearing
at-a-glances
azure pigment
ballache
beer-making
benzoate of soda
blench holdings
bristle ferns
calinelli
caryozoic
cavity mold
chalk plant
checked effect
chemico-parasitic theory of dental caries
circular hodograph
class Chytridiomycetes
complete-mix
computer system architecture
concordia university
creave
Currency Forward
depth in graphs
desingularizations
diwan
dust the eyes of
east-west structural system
enteric coated tablet
executive orders
exodus project
exterior-interior relieving prescription
fail to see the wood for the trees
Formad's kidney
foulard
gamins
gram methods
grand totals for columns
haberland
half-deafness
irony mark
kaelble
kendyl
Kommers
land confiscation
laurolinium acetate
Lothringian
low-speed data
makes something of oneself
male rhyme
maximum honing length
mellons
metacompact
metatarsus (or metatarsal bone)
method of price last purchase
mock preening
mooring by the head and stern
multifil
multistage ore dressing
Musculus splenius capitis
mysogynist
nasalizable
nayika
neotilina
nested type reduction gear
niamhs
no-excuse
oblivious
opabinids
overloudly
pain de mie
pelB
permanganimetric method
pewholders
Ponley
postament
primaquines
prompt payment
prosecution history estoppel
quadrupod
quasipositive
RCM (reliability-centered maintenance)
reactance
retained strength
rubescent
sack man
Sedum leblancae
steering group
sulphate-resisting cement
tea-cup
through-flows
total tolerance
toxoglossa
tridecylene
tubbings
us fatigue
warmin'
weanedness
Wigglesworth Table
WRAC, W.R.A.C
Wyatt,James