角动量极;动量矩极

By Parke Brewer The women's pole vault provided one of the stirring dramas of the 2004 Olympic track and field competition. Until the mid 1990s, women's pole vault was not taken very seriously, mainly

发表于:2018-12-12 / 阅读(146) / 评论(0) 分类 VOA2004(下)--雅典奥运

And lastly, here's Destin, from Smarter Every Day, 最后是《每天聪明一点点》的德斯丁, talking about the conservation of angular momentum, and, since it's YouTube, cats: 为我们讲述动量守恒,由于是在YouTube上,所以他用

发表于:2018-12-30 / 阅读(180) / 评论(0) 分类 TED演讲科技篇

Itsremarkable how we are able to build up this picture of whats going on millionsof miles away in the solar system. Its one of the joys of science really, justalmost like a detective picking up on those tiny clues to tell a bigger story. Sothat the b

发表于:2019-01-23 / 阅读(155) / 评论(0) 分类 探索与发现2014年

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发表于:2019-02-09 / 阅读(268) / 评论(0) 分类 加州语文教材California Treasures G5
学英语单词
a yang ko troup
african sandalwoods
alkali phenate
anisotropic elastic beam
Archaeoglobaceae
archicontinent
augur
avocations
badaracco
batch arrival
Blankaholm
blooming housing
CAMAC compatible crate
circinella umbellata
clue to solving a case
CMP stack
Cnidospora
cocculolidine
codetections
concomitance
cornily
Crookes radiometers
cubicula
dorsolateral sulcus
drowned rat
dyshaematopoiesis
dystone spar
explosive releasing stuck
facies artieularis malleolaris
false retrieval
field-effect transistor multiplier
final entry
fluorescent-whitened wool
forhow
generator master supply valve
genus Cercosporella
genus jaculuss
get off doing something
gigaelectron volt
GM_be-expressions-be-able-to-be-due-to
heloderm
hexagonal pyramid
Hos.
ibex
imidodisulfuramide
inpes
internal reserve
isohydric transport
ketogulonate
knuckerhole
La. B.
leonardi
lyricises
maladventure
mare's nests
millard fillmores
mitrella bella
multibus compatible colour graphic system
natural-seasoned wood
non-Gaussian distribution
nozzle flapper mechanism
npaps
number of beats per stroke
offeffect
on - site storage
operating statements
operational radar log
overcommit
Papalina
parabola mass-spectrometer
parieto-vaginal muscles
pedestrianise
period reaction
pollen spectra
preservatrix
pretty pretty
primary taste-bud
privilege
pterolophia suginoi
radioimmunoelectrophoretic
rake-n-scrape
rate of reproduction
rattle about in
regional convention
RETI
rhynchocephalians
rocker shaft yoke
rough machining
rugged coast
self-betterment
shaking trough
sharing extra profit
sipping tester
slap someone five
slide adjusting valve
spider finger
Stefan Nemanja
temporal maze
terminal dummyload
theobromine lithium
Viburnum lepidotulum
wettabilities