含金属染料

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

By Roger Hsu Mephis, Tennessee 17 August 2006 watch Museum report The National Ornamental Metal Museum in Memphis is devoted to the conservation and advancement of metalwork. It is a place where metal smiths become synonymous with artists and where

发表于:2019-01-06 / 阅读(141) / 评论(0) 分类 2006年VOA标准英语(八月)

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up

发表于:2019-01-08 / 阅读(134) / 评论(0) 分类 Daily Free Games

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(70) / 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(60) / 评论(0) 分类 英闻天下
学英语单词
absolute age of groundwater
affrenghtment
alitex
Amilan
Annelida
anserated
Antiglaucophane
bahamass
barevian
bilimbing
binary synchronous communication adapter
Bulk Packaging
Bupleurum bicaule
camera adjustment
carcinophilia
cerebrate
charging chain
coloniality
counter-token
counting unit B-2 type
Cyclodictyon
dampness-eliminating (method)
delivery free
diproteverine
dust-collecter
eccentric rod and reverse link pin
endless belt conveyor drier
europhiles
feed to
field of incidence
fixating
fixed interest investment
flat-bed chromatogram
focus-groups
freeports
Garvey, Marcus (Moziah)
general administrative expenses
genus Aucuba
gloeosporium pelargonii cooke et massee
gotten around to
Gumbaral
hafling
heat-regenerator
interstitial atrophy
Japanese Agriculture and Industry Standard
japanese-made
key man insurance
Kudrun
lateral palpebral raphe
lead-ing network
leiognathus berbis
length of blade
marine map
mcauslan
Moratalla
moshis
mstislav
natural membranes
nephelite type
nose-bleeds
ovokeratin
pennycook
perennation
phase 2 enzyme
physiological group
pichia kluyveri
piedness
polyopia monophthalmica
polyp of sinus
Pont-Audemer
ponycarts
prelating
preliminary clarifier
productive labo(u)r
proto magma
punktal lens
quartz optical phonon maser
quiet carriages
radio program
raheem
reversing call
rural-urban dichotomy
shear shoulder
sheepcote
sideglancer
speed flag
spongia
sports consciousness
starboard tack
submissivenesses
teleinstructors
tetrahydrobenzoic acid
top rank retrieval
tracksuit manager
underground storage of nuclear waste
unions
victory laps
waste stock
white gentian
Wielandiella
wildcat banking period
word language