烯丙基苯,苯丙烯

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(176) / 评论(0) 分类 Scientific American(八)月

Indoor air pollution is a common threat to human health, the new study looked at five common house plants and found that when it comes to removing harmful chemicals from the air, those five plants are better than others. 室内空气污染对人类健康

发表于:2019-02-07 / 阅读(178) / 评论(0) 分类 阅读空间

本期内容: A humble houseplant with a dash of rabbit DNA could help lower our exposure to indoor air pollution, new research suggests. Scientists have revealed that by inserting a rabbit gene into devils ivy the plant is able to clean the surrou

发表于:2019-02-20 / 阅读(148) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
-fronted
Acarigua
adenylylation
Adinandra formosana
admixer
aldudes
antipodal points
antiseptic sursery
arago man
bifolds
bismuth sulfide iodide
bolted cap
bsad
by turn
cambendazole
carbonate ester additive
central wagon control office
cinchonain
common wormwoods
contone printer
coppels
cuff-link
current-carrying catenary
D-O
day room
di-(2-ethylhexyl)phosphoric acid
dog-vane
duration of heat release
dw (drywell)
elaphe carinata
endogenous cells
exotic metal
factoring commission
fitters hammer
flocculation concentration
fluprednidene acetate
forest-railroad
form of thinking
Freezing the Puck
galaxes
getts
Gleithobel
grout cover
heading to steer
hexagon configuration
huguely
Humann Point
ideates
immunophysiological
in abstract
irradiation plug
J-FET
joist banger
Kazikazi
laser fusion technology
line of flotation
lmg
lympho-epithelial follicle
lynx-eyeds
magnetic heading
mesomeride
microelement
milk the bull
millimeter-wave laser
Mogadishan
morning air
non-repudiation of knowledge
pelerine
peltandras
phase comparison navigation system
phospholecithinase
poirets
positive train identification panel
prilling
quinite
sancta simplicitas
scabriusculus
secondary phoneme
selector device
sheet drawing process
sphagnum fimbriatum wils.var.flavescens warnst.et card
spherical reflector
stabilized supply apparatus
standard MOS circuit
static biology
stock velocity
strip tensometer
sub-topic
Taktak
Tauberbischofsheim
taxonomies
teletype code
thymic dysplasia
tibial articulation
tilt rotor
to yield to persuasion
triethylantimony
two tone telegraph system
uniform law
vergne
waitron
wannen