脉冲染料激光密度测定法

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(56) / 评论(0) 分类 VOA常速英语2008年(四月)

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(61) / 评论(0) 分类 2016年Scientific American(九)月

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(51) / 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(75) / 评论(0) 分类 农业与发展

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(74) / 评论(0) 分类 VOA常速英语2007年(十一月)

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(63) / 评论(0) 分类 英闻天下
学英语单词
adenomatome
after-acquired property
air bubble resorber
aqueous phenol
bimetallic plates
blanc de Chine
body-size
brockwell
carbamidobenzoic acid
carpentarie
casing slip
ccseq
cellular inclusion
ceramodontics
chrzastowa wielka
cissiest
clearance of tunnel
cluster-type variable star
coleotrypes latilimbata
compiler-level language
completed in manuscript
conventional significance level
copper ammonia silk
cross-switch
cylinder presses
dark adapted eye
daughterlings
deports
disaster-related
domhnull dubh reill (scotland)
dysarthria-clumsy hand syndrome
electrical transmitting thermometer
fabric count
fictious transactions
flapping angle
flincher
gardaine
Guapimirim
HA2
Hai-kwi
hardware-oriented
heparin determination
high enrichement reactor
hilus cancer
horizontal canal
house hold electrical appliance
hurlbut
indeterminate coupling constant
lepidotrigla guntheri
lockwell
Lysimachia tianyangensis
magnetic meridian
mailwoman
malagma
maligners
medical procedures
menudo
Morganian School
morphine
Ngoumbi
ninth cranial nerve
Ocean of Storms
oleovitamin A
ophiactis fuscolineata
otherguess
oxodipine
plasma conductivity
pneumatic colour band indicating meter
posterior marginal zone
proatlas
reciprocal series
repoduction ratio
reserve for fluctuation
resistance shunt method
Saguerus rumphii
Saltoun
Sarqul
Scorzonera inconspicua
semi-reducible
semi-sintered condition
Seogwipo
sextiparas
shread head
sign of manufacturer
Souk Ahras
space expenses
Sterrhinae
still air range
storagewalls
superiorate
terra cariosa
tool drawing
tow-plus-one address instruction
towri
tracked loader
truck diesel
Ugamak I.
unit cell constants
upboiled
urd
Western-European
wireless fix