铝铅合金

material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi

发表于:2018-12-02 / 阅读(66) / 评论(0) 分类 Scientific American(十二)月

Exhibition and Recommendation Dialogue 1 -Hello,I am calling because I saw an ad. in the International Business Daily about your trade fair. -Yes.Let me give you some information about it.The trade fair will be in Shanghai from March 14 to 24. -Excu

发表于:2018-12-25 / 阅读(59) / 评论(0) 分类 公务员口语

China is working on next-generation bullet trains with a maximum operational speed of 400 km per hour that will be ready by 2020 for markets linked to the Belt and Road Initiative, the country's top railway vehicle maker said. 国内最大的轨道客车

发表于:2019-01-07 / 阅读(183) / 评论(0) 分类 英语新闻

alienate v. 使疏远 allegory n. 寓言;讽喻 alleviate v. 使减轻 alliance n. 联盟,同盟 allocate v. 分配;定位置 alloy n./v. 合金,融合 allude v. 提及;暗指 allure v./n. 引诱

发表于:2019-01-11 / 阅读(99) / 评论(0) 分类 英文语法词汇

美国航空航天局科学家测试新型飞机 The U.S Aeronautics and Space Administration, NASA, is commonly associated with space exploration, but aeronautics is still a big part of the agencys research. Engineers at its Aeronautics Research Cen

发表于:2019-01-26 / 阅读(115) / 评论(0) 分类 英语新闻

LONDON, July 26 (Xinhua) -- It landed at Lands End on the extreme south-west coast of England 69 days ago and after making its way around the British Isles, the Olympic Torch finally reaches the Olympic stadium on Friday. When it reaches the end of i

发表于:2019-02-25 / 阅读(72) / 评论(0) 分类 英语新闻
学英语单词
acceleration ratio
air-jet snow remover
al-kabirs
alternate arm
amplitude-frequency modulation
angle of jam
basic idea
bedizens
blow-dryer
Bridre-Jonan phenomenon
Bushwoman
c.u
charter of pardon
come correct
composite sample
covergence
craisins
CTC ice
dbs(direct broadcast satellite)
desolately
duckhorn
elaborate embroidery
endogenous dome
exchange of heat
fuel injection advance device
functional taylor series
Gaussian filter
germens
gonista bicolor
good old dayss
growth regulating substance
guizers
inawe
inclined guide plate
insulated capacitor
jous
kita matsuri (japan)
lanuginose
lead orthophosphate
legislative assembly
leptomydas gruenbergi
Lonicera subaequalis
lowest tender
LTSA
Lucma
lupeol-3-hydroxyarachidate
managed floating
Mastadenovirus
maximum free distance code
mills
miniature electronic autocollimator
motorails
NE555
nonionics
nonkeratinocyte
optimal conditional risk
organic alkali
oromo
photoelectric follow-up
pick-up attachment
pleonaste
pnp-type transistor
portacavals
propenylguaethol
pupusas
radioulna
rag trader
redeemed
redundant fault
repetitive addressing
respondent
reversibility of adsorption
Riemann curvature tensor
rigid polyurethane foam insulation coating
scoring model
sculptural reliefs
sea-going engineer
sowingmachine
spiranthes romanzoffianas
sporting goods
staining material
stoppage capacitor
streptococcal M protein
subgradient
Suliao
synagogical
T-phase
T.M.E.
terrazza
Tizimin
Tremlya
tricot stitch
trunked mobile communication system
umpired
unequips
voluntomotory
wafa
water-thyme
wedging thrust
wheel slide
wideopen
Zhang Xueliang