[流] 叶栅流体动力学

The situation is still very fluid. There remains degree of uncertainty and there are still regime elements who pose a threat. But this much is clear: The Gaddafi regime is coming to an end, and the future of Libya is in the hands of its people. In ju

发表于:2018-12-02 / 阅读(133) / 评论(0) 分类 CNN2011年(八)月

Do you need eight glasses of water everyday? Tring to do the right thing by drinking eight full glasses of water everyday may do little more than making a person run to the bathroom, a researcher said. Newspaper articles, health and beauty magazines

发表于:2018-12-05 / 阅读(157) / 评论(0) 分类 有声杂志阅读

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Life requires balance. We balance work and family. We eat a balanced breakfast, sometimes. And we balance our electrolytes. That salt-water synergy is no

发表于:2018-12-24 / 阅读(176) / 评论(0) 分类 Scientific American(九)月

This is Scientific Americans -60 seconds science .I'm Steve Murskey.Got the minute? People with high blood pressure are often told to watch the salt, and it's long been far that hypertension related to excess salt is caused by the salt increasing in

发表于:2018-12-24 / 阅读(138) / 评论(0) 分类 Scientific American(一)月

1. fluid /ˈflu:ɪd/ -- 1. substance that flows 2. not rigid; changing easily Air, water, molasses and milk are all fluids. 空气、水、糖蜜和牛奶都是流体。 During November, the military situation remained fluid, with advances and retres

发表于:2018-12-30 / 阅读(185) / 评论(0) 分类 突破英文词汇

The Spring season brings all sorts of life and activity to this valley. You see people out on the streets, walking their dogs, in the parks with friends, and the school fields are full of sporting activities. For the first time, my daughter is in soc

发表于:2019-01-01 / 阅读(171) / 评论(0) 分类 英语博客 A cup of English

HEALTH REPORT - Waltzing Pumps Up Heart PatientsBy Lawan Davis Broadcast: Wednesday, November 29, 2006 This is the VOA Special English Health Report. A social dancing program at a senior citizen cente

发表于:2019-01-02 / 阅读(146) / 评论(0) 分类 2006年慢速英语(十一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In theory, scientists could learn a lot about our health by testing tiny amounts of bodily fluidsa drop of blood, a tear, a bead of sweat. But somethin

发表于:2019-01-08 / 阅读(169) / 评论(0) 分类 Scientific American(十一)月

The United States is warning Honduras that there will be a cascade of negative consequences for the Central American state if the coup that ousted elected President Manuel Zelaya on Sunday is not reversed. The Obama administration is backing mediati

发表于:2019-01-14 / 阅读(164) / 评论(0) 分类 VOA标准英语2009年(七月)

CHARLIE: Beer! Where is the beer! HUGH: Don't be such a beer hog, Charlie. Why don't we play some frisbee first? CHARLIE: Frisbee? Without beer? Are you kidding? I won't be able to catch it. I won't b

发表于:2019-01-22 / 阅读(227) / 评论(0) 分类 娱乐英语

Sleep. It's something we spend about a third of our lives doing, but do any of us really understand what it's all about? Two thousand years ago, Galen, one of the most prominent medical researchers of the ancient world, proposed that while we're awak

发表于:2019-01-24 / 阅读(210) / 评论(0) 分类 英语语言学习

Wind Farmers Go To School On Fish Designing wind farms with close packing of turbines, based on schooling fish, could greatly increase efficiency, say researchers at a meeting of the Division of Fluid Dynamics of the American Physical Society. Cynthi

发表于:2019-01-30 / 阅读(223) / 评论(0) 分类 60秒科学

22 防止口蹄疫的传播 DATE=3-17-01 TITLE=IN THE NEWS #472 - Foot-and-Mouth (1)Disease BYLINE=George Grow (Start at 1'08

发表于:2019-01-30 / 阅读(202) / 评论(0) 分类 科技之光

flow vi.流,流动 flower n.花,花卉;开花 flu n.流行性感冒 fluctuate vi.波动 vt.使波动 fluent a.流利的,流畅的 fluid n.流体,液体 flush n.兴奋,脸红;发烧 flute

发表于:2019-02-01 / 阅读(405) / 评论(0) 分类 考研英语

matter 物质 energy 能 vacuum 真空 liquid 液体 fluid 流体 solid 固体 body 物体 mass 质量 weight 重量 density 密度 specific gravity 比重 gravity 重力 velocity 速度 kinetic energy

发表于:2019-02-07 / 阅读(149) / 评论(0) 分类 英文语法词汇

He can get a sense of the sweep of the whole company, the iPhone and iPad, the iMac and laptop and everything we're considering. 他能够把握公司的全局,包括iPhone、iPad、iMac和笔记本电脑,以及其他我们正在考虑的产品。

发表于:2019-02-15 / 阅读(112) / 评论(0) 分类 乔布斯传

举杯邀明月,对影成三人。酒自古就是诗人的挚友,让他们抒发自己的旷放豪情,激发他们无边的想象力。今天就向大家介绍西洋酒的基本分类。不过大家还是要培养好的酒品,对自己和他人

发表于:2019-02-17 / 阅读(161) / 评论(0) 分类 英文语法词汇

后角 clearance angle 龙门刨削 planing 主轴 spindle 主轴箱 headstock 卡盘 chuck 加工中心 machining center 车刀 lathe tool 车床 lathe 钻削 镗削 bore 车削 turning 磨床 grinder 基准 benchmark 钳工 locksmith 锻 forge 压模

发表于:2019-02-18 / 阅读(189) / 评论(0) 分类 实用英语

Can it really be sixty-two years ago that I first saw you? 我们初次相遇,难道真的是六十二年前吗? It is truly a lifetime, I know. But as I gaze into your eyes now, it seems like only yesterday that I first saw you, in that small ca

发表于:2019-02-19 / 阅读(148) / 评论(0) 分类 英语美文

My friend Sarah is a vet. I have asked her to tell us about a typical days work. I am a veterinary surgeon and work for a charity called PDSA, which stands for the Peoples Dispensary for Sick Animals. We treat pets belonging to people who are on stat

发表于:2019-03-01 / 阅读(195) / 评论(0) 分类 听播客学英语
学英语单词
acid amidochloride
Aconitum stapfianum
adjustable parallel
albions
allergenic contact cheilitis
amide nitrogen fertilizer
animating
Anisodus mairei
anodization
arbitragers
artinograph
ascites trocar
atorvastatincalcuim
awher
beholden to
billspreferable policy
boomless
branch sewer
bubbling over
Cambodia
cancer pain
celiku
central index file
co-hosting
count palatinate
dain'
decimation register
default data base
dentes caduci
diving reflex
doojee, doojie
dynamic balancing ma-chine
easyshare
eccrine
etherizes
folding door
forehalsen
genus Tragopan
goon-stick
hemiazygos vein
hexadecamer
Homatropinum
homeosis
homo erectuss
homothecy
honorificabilitudinity
i wouldn't bet on it
impulsive measurement
indirect distance measuring
indirect system of refrigeration
industrial molecular spectroscopy
iron-melanterite(melanterite)
jellygraphs
karyomere(fol 1896)
kissing diseases
klinger
KVAR
life-partners
liquid ink
long term employee
lower hemisphere
lu shan crepe gauze
meconidine
migration current
missing operating system
multi unknown equation
musculus biceps
nee
nonprogrammable analog signal
normalization saturation
not a brass farthing
Nuytsia floribunda
phycochemistry
phylogenetic reticulum
pollicitate
potassium ethyldithiocarbonate
pound force
precultivated
primula elatiors
pyranopterin
render assistance gratis
rocker-box
s-d transition
sand buckle
self-clamping jig
separate type SFAG accelerator
sex role stereotype
show case
silver-bearing copper
spacecraft recovery system
spasmodic rigidity
stereographic technique
succenturiate
tale-bearings
tax agent
the privilege of clergy
thicksell
touch the emotion
uproariously
vertical silo
winding constant
yirred