[化] 甘油四硝酸酯

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(109) / 评论(0) 分类 Scientific American(一)月

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(96) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(325) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(319) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 英语对接游戏

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 健康与经济

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(118) / 评论(0) 分类 万物简史

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(89) / 评论(0) 分类 听播客学英语
学英语单词
abstractedness
Apteronotidae
assembler loader
auto-drain valve
be suited to grow olive
bedman
Belo-sur-Mer
bridge floor system
carborne
composite performance chart
copper voltmeter
Delta State
dimethylbutadiene
domestic capital formation account
dual spin spacecraft
dust busters
dystrophic lake
Dāvūd, Kūh-e
electric socket wrench
eliminating dampness and eliminating phlegm
empty-nester
enterprisewide
equinoctial colure
excursion steamer
experimental localization
finite Fouries series
fixes on
floating pollutant
flow straightening coefficient
forest shelter belt
geneampinsitupcrsystem
geordie turnout
Gonorhynchus
grease cylinder feeding nozzle
haggister
Hay's test
header maker
hermetic screw pump
high-frequency polarography
homogeneousnesses
hypharmonic function
hypophyseal portal vein
ICID1694
ilex szechwanensis loes.
in the development of each ear
incostapedial
It goes without saying.
la fossoyeuse (mediaeval france)
lemur cattas
leprose
loxoconcha wolunga
Mantispidae
mastectomee
maximum permissible leak rate
muzorewas
neuropathic arthropathy
Nikishkina
noninverted
oil-fired air furnace
Opposition whip
orbital riveting
pole-face bevel
pornie
prevent action of fish from escaping
procedure coercend
production lead time
prolabor
pseudomucin
pushdown automata
quadrinomial
rasgos
reading lists
recapped fire
record card
ricco
ringworm of genitocrural region
rotating drum multistage crystallizer
Roux's experiment
Rubus canadensis
schimtt trigger circuit
seedling breaking
sheede
simplist
six yard line
specific therapeutic
strong column and weak beam
Synthila
t-l
taxiarch
third power stress
ultraviolet photoelectron spectroscopy (ups)
underthe covert of
unsteady flying
V-trace
variable-value control
vaulting masonry
viscosity density ratio
volume susceptibility
water vein
winden
wool keratin
yefrems