5-羟氢醌-2-甲酸;2,4,5-三羟苯甲酸

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(145) / 评论(0) 分类 (科普英语)Earth and Sky

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(179) / 评论(0) 分类 知性英语

D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠

发表于:2019-01-03 / 阅读(62) / 评论(0) 分类 医务英语

Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol

发表于:2019-01-03 / 阅读(50) / 评论(0) 分类 医务英语

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(110) / 评论(0) 分类 VOA常速英语2007年(十一月)

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(65) / 评论(0) 分类 科技之光
学英语单词
adjustable resistor
alizarin yellow R
allergen code/mnemonic/ description
assholocracy
auger mining
automatic tank battery
begin the world
bilidigestive
birth control pills
bitumen anticorrosive paint
business on consignment
casting-pit refractory
Caughnawaga
Chribska
chrysanthemous
Cleeman's sign
concordin-5
control integrated circuit
convergence coil
covert storage channel
Diax
dispersed fracture model
dorsaventral
eight-channel pressure recorder
ensiled
fieldwards
flat spot exploration
florie
fluoresceine sodium
Formvar
gris-gris
haftanins
Hertig-Rock ovum
HRGP
hugo alvar henrik aaltoes
Hypericum scabrum
hypopneas
indigotins
intermittent ground
intervarietal hybrid
inveresks
lamellar scleral resection
laser doppler
Live Eel
logjams
long run frequency
Lord knows!
lyginopteridalean
m. iliocostalis
magnetic force parameter
market town
marooned
mass storage disk
mesoglia
mfk
mid-course
midtegmentum
monopotassium arsenate
Monro's abscesses
moochary
Moonah Creek
murcutt
nebcins
neurararchy
non-instalment credit
nontraded commodities
olefinic hydrocarbons
order of harmonics
over-rode
overloaded
paint remover
parametric amplifier bandwidth
patier
pleurocholecystitis
Prasat Preah Vihear
pseudocythere caudata
quick bar
quixotisms
radiant exposure meter
ratio of return on resources employed
regiones respiratoria
resultant tool force on the tool flank
RGB monitor
rote study
rush-swamp stage
scaling approximation
silaged
single turn transformer
spheroidal tank
square root symbol
strophandria
suberylarginine
symmetrical lens
terrible twins
thermal performance characteristics
to bring an accusation against...
travel reimbursements
tuberize
tympanomastoidectomy
veltliners
ventilator outlet pipe
wenym