环氧树脂

Recycling Plastics When plastic containers are recycled, they are first cleaned, then ground into tiny pellets and put into a flotation tank. This separates out the various plastic resins from other waste material. Once they are separated out, the pl

发表于:2018-12-27 / 阅读(168) / 评论(0) 分类 英语时差8,16

1、一字螺丝批 slot type screwdriver 2、一点透视 one-point perspective 3、二合一黏合剂 epoxy resin adhesive 4、二合胶;混合胶 epoxy glue 5、二维的;平面的 two-dimension

发表于:2019-01-03 / 阅读(179) / 评论(0) 分类 英文名句短语

StudyFindsHighLevelsofBPAinCannedFoodforKids The industrial chemical BPA has been used to make hard plastic bottles and the lining of food cans for decades. After studies indicated that the chemical could play a role in cancers, heart disease and abn

发表于:2019-01-13 / 阅读(141) / 评论(0) 分类 VOA标准英语2011年(九月)

There is a curse that has plagued humanity since ancient times. 从古代起就有一种诅咒一直让人类饱受折磨。 The Greeks fought it by chewing aromatic resins, while the Chinese resorted to egg shells. 古希腊人通过咀嚼芳香树脂

发表于:2019-01-17 / 阅读(180) / 评论(0) 分类 TED演讲教育篇

That dress looks perfect right off the rack, and that crisp button-down shirt is never going to be any brighter or whiter than the moment you buy it. So is it really necessary to go to all of the trouble of washing those brand-new garments before you

发表于:2019-01-20 / 阅读(190) / 评论(0) 分类 阅读空间

GWEN IFILL: Next: replacing surf shops with start-ups, as tech titans move to catch some rays and some waves.Steve Goldbloom reports. STEVE GOLDBLOOM: In San Francisco, computer programmers are like rock stars. Here in Los Angeles, the rock stars are

发表于:2019-01-27 / 阅读(188) / 评论(0) 分类 PBS访谈商业系列

Preserved bodies help doctors understand diseases that have plagued humans for thousands of years Naomi Seck | Washington, DC 05 May 2010 Scientists say looking back can help them look forward, by revealing how the disease evolved over time. Related

发表于:2019-02-05 / 阅读(182) / 评论(0) 分类 VOA标准英语2010年(五)月
学英语单词
a nail in the coffin
abraded yarn
Aliaguilla
American persimmon
anti-pollution industry
Arteria sublingualis
Asianisations
ayein
beam trammel
benzylamines
best off
Boksitogorsk
bostons
Bugey, Mt.
Chrompyroaurite
chunner
cold rolled sheet steel
computer spectrum-stripping
comuna
conditional sum adder
continued isolation
convolution of two functions
Conway Twitty
countably additive set function
determinate reflex
Diplococcus siccus
Ditofibrate
down-loads
duant electrometer
dye-polymer recording
early vision
elastoplastic material
electroneuronographically
endocrinid
finger trouble
fiscal transfer
foot doctor
fore and aft
gold value
grandmaws
gravitational shift
Gtsang dynasty
hydrotechnique
impeire
inter-company deposit market
inversely related
Kutta-Joukowski condition
LHFA
linear diameter
management effectiveness
marmilad
McCloskey
megastructure
microcompute
millibar-barometer
mud gun control console
multicast DNS
murderballs
Nana-Mambéré, Preféct.de
narcoterror
natural period of oscillations
neurosphere
neutralization pond
nonresorbable material
nymphoes
off your rocker
PACOB
PCTV
phansigar
plasticlike
plycondensation
prepaid expense account
public-opinion
pyrenes
raido-frequency spectrum
rebloomed
reflexive process
restfully
retrieval environment
road-maker
Rouse, Cape
S-nitrosocysteine
Sakania
second carbonation
secondary villi
shaping of teeth
shaw
shef
shuttlings
single acting type
snyde
socket gage
Stegolophodon
testing region
thoo
time-value
total cloch
Vitis latifolia
warning alarm
wave device
weight method
wet skid resistance