轨道动力学

Space Crew to Enjoy Thanksgiving Feast in Orbit The three crew members on the International Space Station plan to have their own Thanksgiving feast on Thursday as they orbit 352 kilometers above the earth. The lone American on board plans to share so

发表于:2019-01-06 / 阅读(32) / 评论(0) 分类 VOA标准英语2011年(十一月)

China's first cargo spacecraft has refueled the Tiangong-2 space lab in orbit for the first time. Tianzhou-1, which was launched April 20th from Wenchang Space Launch Center in south China's Hainan Province, successfully completed an automated dockin

发表于:2019-01-19 / 阅读(77) / 评论(0) 分类 2017CRI中国国际广播电台

LONDON, May 11 (Xinhua) -- A controversial steel tower was unveiled in the Olympic park of London on Friday, about two and a half months before opening of the Games, which was hoped to become of a new icon of the city and bring more visitors. The tow

发表于:2019-02-05 / 阅读(43) / 评论(0) 分类 英语新闻

The U.S. space agency NASAs Messenger probe(正直的,廉洁的 ) is scheduled to reach Mercury later this week, and become the first spacecraft to orbit the planet closest to the sun. During Messengers year-long orbital mission, scientists exp

发表于:2019-02-05 / 阅读(55) / 评论(0) 分类 英语新闻

The U.S. space probe MESSENGER is poised to enter orbit around Mercury(水银) early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting

发表于:2019-02-05 / 阅读(43) / 评论(0) 分类 英语新闻

WASHINGTON, Jan. 1 (Xinhua) -- Twin U.S. spacecraft to study the moon from crust to core put themselves into the lunar orbit on New Year's Eve and New Year's Day, the country's space agency said. The second Gravity Recovery And Interior Laboratory, o

发表于:2019-02-05 / 阅读(58) / 评论(0) 分类 英语新闻
学英语单词
(water) buffalo
active balance return-loss
Alishan Township
anterous
atom percent (atomic proportion)
bad-debt
bending moment diagram
bergs
biogeocoenosis complex
blue whales
break upon
bulkrage
casses
chapin chart
chissom
co-pleased
component of population growth
comprehesiveness
consul electi
cooperative network
corpora maxillae
cortex (pl. -tices)
couldas
cumacea
cyred
cystauchenotmy
datagram number
demoparty
deol
division lobbies
ebullience
electric lock derail
electromobility
endomembrane system
English strong ale
epiecdysterone
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Explorer Tablemount
graphite guide tube
have a good hand
heat-radiation
heavy engineering
highway bus station
horseshoe iron
imperatively coordinated association
increasing failure rate distribution
inspection tests
keyway slotting tool
lariat
larusso
leaf-like structure
light activated element
lime pulverizer
line of aim
liquid in glass thermograph
load following characteristic of a unit
loose pimple
lose the scent
macroconcentration
maship
minicomputer crosscompilation
musculi cricopharyngeus
mustills
neolithodes nipponensis
nicotlana
non-examples
non-polar group
originarily
personnel casualty
phols
polioencephalitis
populators
prefishing
pressure distribution panel
pull-rod nut
radioactive dosage
recall slip
remote operation service
rond de jambe ? terre
saxifragin
seersucker gingham
shaped field stop
shinne
shunting signal disc
silk-covereds
soil kind
spousal relationships
supplementary keyboard
Sānkra
tetraspore(renner 1916)
there is money in that
thyrohyoid ligaments
tide race
tiphia brevilineata formosana
tohunga (new zealand)
Tongsang-dong
unresourced
V.O.S.
vesicoureteral reflux
word of honor
xanthocyanopy
zama-zama