[网络] 叶栅;叶片组列

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发表于:2018-12-01 / 阅读(94) / 评论(0) 分类 用Mp3背六级单词

[00:11.62]Pages 43 and 44 [00:15.91]Talk about it! [00:18.60]Listen.Point. [00:22.18]a flashlight [00:28.47]a paper clip [00:34.06]a magnet [00:39.65]a thumbtack [00:45.17]January [00:50.36]February [00:55.56]March [01:00.97]April [01:05.85]May [01:1

发表于:2018-12-13 / 阅读(109) / 评论(0) 分类 灵通少儿英语第三册

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(73) / 评论(0) 分类 2015年VOA慢速英语(七)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(90) / 评论(0) 分类 VOA标准英语2015年(十一月)

ROBERT SIEGEL, HOST: Ridley Scott's science fiction film Blade Runner was a modest hit in theaters in 1982 and a massive one later on video. Scott's punk noir dystopia initially got mixed reviews, but the director kept re-cutting his film. And by 200

发表于:2019-01-16 / 阅读(52) / 评论(0) 分类 2017年NPR美国国家公共电台10月

Technology Catalog 技术前沿 Towering Beauty 高耸的美丽 A new way of transmitting electricity may soon be coming to a field near you 输电新法可能很快推出 A PYLON is supposed to be a beautiful thing. In ancient Egypt, pairs of taperi

发表于:2019-01-26 / 阅读(71) / 评论(0) 分类 经济学人科技系列
学英语单词
air classification
angelets
anti-missiles
attenuation band
balsam of fir
basket fishing
bass-player
Benn, Gottfried
bid form
brofaroine
bucket array
ceramicinsulation
chloromycetins
clide
colletotrichum panacicolum uyeda et takimoto
complementary basic solution
controlled resident account
critical slip
culvert of reinforced concrete
customs fine
degraded heavy water
delegate sb to do
direct labo(u)r expense
discontiguity
double-ended break without separation
energy per mole
environmental product
Erinys
eurymedon
exercise notice
farriols
fire-retardant polyester resin
fixed-rate pacemaker
flat dive
four leaved clover
Goskar dryer
graphite-coated cladding
grunaus
guild-halls
had up
haplophenotypic
hardware-makers
high vacuum heat insulation
high-voltage
hopper mixer
IAALD
instrument shop
isovaleronitrile
kegel balls
lateral attitude
layer of cerebellum molecular
lichen actinica
liquid shoe polish
luminous standard
Manglietia fordiana
Mattan
metatranscriptomes
muticum
mvr
nasal tonsil
nontunable
notochordal
overall heat loss
Ozzano dell'Emilia
perforated screen plate
personnel resource id
pier constructed with precast units
Pinus montana Miller
power-actuated pressure relief valve
radish
Remitron
res adjudicata
rhombohedral class
San Blas, Pta.
San Stefano
saprosites longethorax
scardamia xylosmaria
scenarist
school goiter
Sclear
seniority system
shadow blood
skiving off
spiral sweep
spring bending
standard play
step adjusting shim
stopped process
subrecoil
tarbagan
testing pipe
that is the reason why
The Bottom
thermal straightening
Toriphiles
transient process
triple bluff
twisted-tape insert
tygon
unsteady operating conditions
Ussat