轨道高度

Two pilots recently set a new altitude world record for gliders. A glider is an aircraft that does not have an engine. They are pulled into the air by powered airplanes and then released. They are designed to ride warm, rising air to gain altitude. T

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 2017年VOA慢速英语(九)月

美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup

发表于:2019-01-09 / 阅读(53) / 评论(0) 分类 英语新闻

HAIKOU, Jan. 28 (Xinhua) -- China's aviation authorities(民航当局) on Friday started to allow helicopters to fly in low-altitude airspace over the tourist island of Hainan on a trial basis for the first time. The aim is to eventually open a part

发表于:2019-01-19 / 阅读(92) / 评论(0) 分类 英语新闻

SHENYANG, Aug. 23 (Xinhua) -- China will relax the ban on the use of low-altitude airspace across the country starting in 2013, the country's air traffic authorities said Thursday. A series of reforms will be implemented in five to ten years, creatin

发表于:2019-01-22 / 阅读(97) / 评论(0) 分类 英语新闻

GUIDE, China, Jan. 12 (Xinhua) -- The 3rd International Extreme Race of Winter Swimming across Yellow River started here in northwest China's Qinghai Province on Saturday. Being hosted in Guide County at an altitude of 2,200 meters in Tibetan Plateau

发表于:2019-02-09 / 阅读(50) / 评论(0) 分类 英语新闻

Change altitude 改变高度 Rebecca had decided that her best chance of getting hired by a company doing geological survey work in the Alaskan wilderness was to earn a private license to fly twin-engine planes. 丽贝卡觉得,要想进入在阿拉斯

发表于:2019-03-15 / 阅读(164) / 评论(0) 分类 找谁倚靠(慢速)
学英语单词
a good draftsman
arekane
be the end
biophage
black indian ink
blashed flax
Bohuslan
brdus
budget rollover
by doing so
Byrd-Dew method
clavicular sign
coal clean
conjugating
consequential commutation failure
cullom
culvert inlet
doctrine of non-responsibillity
draft scale
driving-range
edentulous jaw
end pipe connection
ethyl isoamyl carbinyl acetate
ferussaciid
fibrocaseous
formation of wave crest
fragum carinatum
fully-sliding condition
garden
geographic regions
ginzu
Hacinas
headcleaner
heavy ion beam
helping teacher
hexapody
Holboellia brachyandra
hold short
human-animal
I-bonds
intelligent roaming database
iterative variational method
jasmyne
Kalichabasite
Konstruktal
kunluns
labial cartilages
large grained
ligamenta intercarpea interossea
low residue diet
maxillary synosteosis
mazelyn
metaracists
MTCA
mudhen
myripristis botche
napped leather
nestea
nominal-GDP
normal university
not worth a an hour's purchase
ordinary ticket price
page cut-off
Paramphistomum cervi
pelagophile
peristedions
pigeon feed
poikilogranoblastic
postrenal albuminuria
preventive attacks
product-moment coefficient
protective booth
proteinose
puppetly
pyoelectricity
quenching of phosphorexcence
real time date processing
real-time information system
recognizon
regardlessly
retro-ocular space
riged packaging material
ritualisation
Sardegna, I.di
screen covers
sliding rate
south paws
spread the speculation that
sss-s
strike while the iron's hot
subsecive
thenardite
theory of mixtures
Trout Lake
ultra-low-volume sprayer
underwater medicine
urinary output
Vejerslev
Venae inferiores cerebelli
Watten, Loch
Yāmphodin
zeynep