un. 导热冷却式涡轮叶片
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Amid the recent economic downturn, demand in the U.S. is rising for small wind turbines to power people's homes. The American Wind Energy Association says sales of such turbines rose 15 percent in 2009. One man in Florida is generating his own power

发表于:2019-01-04 / 阅读(65) / 评论(0) 分类 VOA标准英语2010年(六)月

仿生无桨叶风力发电机 Energy created by conventional three-blade wind turbines is cheap, sustainable and pollution-free. But according to current estimates, their fast-moving blades kill up to 300,000 birds annually in the U.S. 三叶风力发

发表于:2019-01-14 / 阅读(65) / 评论(0) 分类 VOA标准英语2016年(一月)

Bird-friendly Bladeless Wind Turbine Mimics Nature Energy created by conventional three-blade wind turbines is cheap, sustainable and pollution-free. But according to current estimates, the devices' fast-moving blades kill up to 300,000 birds annuall

发表于:2019-01-14 / 阅读(92) / 评论(0) 分类 VOA标准英语2015年(十一月)

写信的原则(Writing Principles)已从原来的3个C(Conciseness, Clearness, Courtesy)发展到目前的7个C:Completeness, Clearness, Concreteness, Conciseness, Correctness, Courtesy, Consideration实例: Dear Sirs,With reference to y

发表于:2019-01-20 / 阅读(61) / 评论(0) 分类 实用英语

Mine 矿井 People get different kinds of materials from different mines. 人们从不同的矿井中得到不同的矿物材料。 Gold comes from a gold mine. 黄金产自金矿。 Copper comes from a copper mine. 铜产自铜矿。 And coal comes

发表于:2019-02-11 / 阅读(81) / 评论(0) 分类 与美国小学生一起学英文第5册

以字母G开头英语绕口令: Give Mr.Snipa's wife's knife a swipe. 把史立巴先生的太太的刀子抹净 Give papa a cup of proper coffee in a copper coffee cup. 给老爸一杯用铜制咖啡杯装的好咖啡 Gertie's great-grandma grew

发表于:2019-02-27 / 阅读(107) / 评论(0) 分类 英语绕口令大全
学英语单词
Abdanan
acousto-optic image scanning device
advanced air echelon
Advanced Peer-to-Peer Networking
Alaband, Kuh-i
Amberlite
an enemy worthy of someone's steel
antiaircraft bomb
armor plates
ashel
bedrizzles
benzylidene
BSSMS
by the skin of our teeth
canonicalization
captulo
consequential provisions
conversion of waves
cosine transform
deion arc chamber
diyu huaijiao pills
dual topological Abelian group
eat you out of house and home
effective stress tensor
endodontitis
engelberg
environmental quality assessment
erysiphe russellii
estuate
ethylenediamine-N,N,N',N'-tetraacetic acid
everlys
Exner's plexus
fabric fuel tank
feel on top of the world
fellatic
flying spot scanning digitizer
formation volume factor for oil
full load efficiency
gasket mounted
glomus bodies
grab super-profits
Hahnemann, Samuel
idle thrust
imprecise
inmo
internal ester
intervise
jacques lipchitzs
Japanese style penjing
lanseh trees
Lenitral
Lepionurus
Like knows like.
LRPDS
Medicago lupulina
national arbitration tribunal
net fixed assets
non-defective unit
nonincurred
nonreconstructed
nonthermionic
nycturia
orientation control
palombino
pileum
post-baseline
Poyos
precision rolling
president franklin roosevelts
primary make-up water
profit and loss plan
proto-combination
pugo
pulverized coal mixer
pyrrolizidine
racing colours
radar profile
red-shanked doucs
repugnatorial glands
rotary vane steering gear
rubeosis
sane person
satirism
scramble code
shaft driven pump
sled landing gear
solidification equipment
sotch
stochastic error-correcting
Tall Kayf
taywarah (taiwara)
texturings
the grounds
Torbidan
twenty-two carat
unsettled mail
vinyl hose
waste heat removal system
wind training
with honor
woodric
world monetary realignment