[网络] 三甲基铋

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(63) / 评论(0) 分类 Scientific American(六)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(三)月

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(59) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(88) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(67) / 评论(0) 分类 VOA2003(下)-环境与健康

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(58) / 评论(0) 分类 经济学人科技系列
学英语单词
absent referents
admission department
alternating curing
ammc
anion exchanger
arteria genus inferior medialis
automatic operating system
azimuth potentiometer
base-level resonance
bephenium hydroxynaphthoate
brathel
broadcast audio tape
building block concept
bundorans
bunter sandstone
buys out
casting copper alloys
class psilotataes
close copy
column technology
corsairs
dark lanthorn
deferred plan of profit sharing
dissectional
eddy current testing equipment
electronic controlled test rack
emili
encyclopedicity
entrepeneur
epistolic
equal-payment series compound amount factor
eunuch(s)
faunist
febris nervosa
felt-tip pens
fixed site monitor
fleet cars
ganglionervous
gluish
goods set aside
Gostishchevo
group connector
heavy metal nephropathy
heniochus monoceros
hold something in abhorrence
infacilitate
integrated aircraft
invariant information
isonitrile iron complex
know right well
Krasnogorodskoye
lay a course for
leaflet bomb
leptodontium viticulosoides subdenticulatum
low ash content
machinery-of-government
megabrew
moon light plan
multiplex time division system
NHPO
nonperiodic sequence
Orbit.
pearly tubercles
peranema trichophorum
photo-control index map
photoblepharons
photopic vision
picture intelligence
Pirojpur
pitkin
powderiness
pressure interfere
Purūliya
radium g
red amplifier
remote control modulation
remote holder
retail trading
roof structure
runoff retardance coefficient
sand-dune
scout for
sea warfare
seasonal production
semi-suberged propeller
sound intercarrier amplifier
spectroscopic
sport pedagogics
spurious drugs
station in the space service
super power system
suspension screen
synchro-mesh transmission
temerlin
tenure abolition act
universal specialization reasoning
uranium lead dating
vario-coupler
Web banner
winch drive shaft
woofell
yatman