烧室压力损失

美国动力公司研发提升五成油效对置活塞二冲程发动机 This little engine looks like it has only three pistons, but in fact, it has six, sharing only three cylinders. 这台小身材引擎看起来只有3个活塞,但事实上却有

发表于:2018-12-16 / 阅读(52) / 评论(0) 分类 VOA标准英语2016年(三月)

What Do Octane Numbers Mean? At the gas pump, you have a choice of octane numbers. 87? 93? Whats the difference? To explain octane numbers, lets take an imaginative leap into the internal combustion engine of a car. Inside the cylinders are combustio

发表于:2018-12-31 / 阅读(57) / 评论(0) 分类 英语听力文摘 English Digest

This is Scientific Americans 60-Second Science, I am Cynthia Graber .This will just take a minute. How can we improve engines, inhalers and fire extinguishers? Maybe by copying a beetle. The bombardier beetle's name might scare off predators if they

发表于:2019-01-08 / 阅读(59) / 评论(0) 分类 Scientific American(四)月

Die-hard advocates of alternate energy might fantasize about cars that could one day run on water. But scientists in India have gone a step further. Theyve mathematically modeled an engine that should allow a motorcycle to run on aircompressed air, t

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 Scientific American(七)月

This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile

发表于:2019-01-14 / 阅读(62) / 评论(0) 分类 VOA标准英语2016年(三月)

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质,还希望创造一种更便

发表于:2019-02-13 / 阅读(55) / 评论(0) 分类 阅读空间
学英语单词
0557
air outlet flue
altorfer
antimodernisms
asbestos sleeve
Assyrian Akkadian
bag mouth
band-pass network
bartoner
Beavertown
bilobectomy
blower pressure
Boerhavia diffusa
Braun-Fernwald sign
broad face driving method
cabinet clamp
class Diatomophyceae
competi
computer naughty
Council of North Atlantic Shipping Associations
creatorrhoea
daphne family
department of public works
Diego Rodriguez de Silva y Velazquez
ennoblers
fairpoint
fishhook needle
flashcube
flesh pink
flourishingly
fluctuating signal
Ganglia pelvica
geddy
genus xylomelums
heizmznnia (heizmznnia) taiwanensis
hibas
householder's protest
hydraulic change-over
implicit address instruction
inchons
injury set
intravesical injection
John Cabot
Kampsville
Karl von Clausewitz
krkosek
kysthitis
laser beam welding
lastrile
list-directed length of field
Lodoicea
Maykopskiy Rayon
metal-containing
Microstegium monanthum
Mississippi plan
Neodruidism
on approbation
on etc. account
organization of the ground
original bill of lading
oryzasizine
Ottomanize
oxidation-reduction equipment
oxo-L-xylo-hexose
paratracheal-confluent parenchyma
partly secured creditors
pit gain
Playas L.
polarized particle
postpartum alopecia
preliminary ageing
printing intercept routine
PTO2
Put a cork in it!
radon container
recession thickness
reduce to rubble
resolution-time correction
reverse voltage
revolutionary calendar months
rhodotorulic acid
Rubia siamensis
rulutek
Rus'
Salvia japonica
San Bonifacio
scarcht
selenolates
simple multiple access
specific electric energy consumption for melt-down
spool chamber
streeking
theory of achievement need
thixotropic sediment
thoracic and cardiovascular sur- gery
tonna allium
tonsillotomy rash
traveling wave klystron
twine holder mechanism
vasodilator substance
white ribbon paper
zooplasty