表面压力试验模型

40 Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ni

发表于:2018-11-28 / 阅读(426) / 评论(0) 分类 新概念优美背诵短文50篇

Conditions on Mars were so harsh that it was hard to imagine any life surviving there. The idea of sophisticated aliens was wiped out. We know that conditions on Mars today are not very good for life.

发表于:2018-12-07 / 阅读(168) / 评论(0) 分类 火星生命

ork Pressure Work pressure refers to the compelling force or influence that comes from one's work. Nowadays with the competition in the work field becoming more and more fierce (激烈), work pressure has become a serious problem for every person. It

发表于:2018-12-12 / 阅读(191) / 评论(0) 分类 英语四级作文范文

Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. U

发表于:2018-12-15 / 阅读(305) / 评论(0) 分类 新东方背诵文选

When you spill a liquid on the ground, it splashes. But if youre a guy using a urinal, or, more important, if the liquid is dangerous, say, an infected blood sample, you want to limit splashing. In other words: If an accident happens, you want the dr

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 2016年Scientific American(十二)月

Under Pressure压力之下 In physics, pressure depends on the amount of force acting on a surface and on the size of the surface. The smaller the surface, the greater the pressure. Lets say that a woman steps on your toe; she weighs 120 pounds. If s

发表于:2018-12-28 / 阅读(171) / 评论(0) 分类 初学者听力文摘精选

High Inflation Fairs, carnivals, festivals or anywhere you can buy helium-filled balloons, youre sure to see at least one balloon rising into the sky after someone accidentally lets it go off. What happens to the balloon after it rises out of sight?

发表于:2018-12-31 / 阅读(138) / 评论(0) 分类 英语听力文摘 English Digest

Why do golf balls have dimples(酒窝, 涟漪)?So that they look cute? NO! Because the dimples maximize the distance golf balls travel. Dimpled balls travel up to four times farther than smooth-surfac

发表于:2019-01-07 / 阅读(246) / 评论(0) 分类 奥运英语

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

发表于:2019-01-08 / 阅读(160) / 评论(0) 分类 英语小短文

In contrast, Jupiter and Saturn are all atmosphere. Unlike Earth, Jupiter doesnt really have a solid surface that you could stand on and then have your head up in the atmosphere looking at the clouds. Its just a giant, giant gas ball. Only one other

发表于:2019-01-23 / 阅读(130) / 评论(0) 分类 探索与发现2014年

Our chemistry, our very nature, our metabolism is completely shaped by the atmosphere. To appreciate our atmosphere, well rise through its layers, travelling from the planets surface, miles up above mountains and the clouds, to the very edge of space

发表于:2019-01-23 / 阅读(137) / 评论(0) 分类 探索与发现2014年

Well then, when you dive under the waves, Ned, for every thirty-two feet of water above you, your body is tolerating the pressure of one more atmosphere, in other words, one more kilogram per each square centimeter on your body's surface. 尼德兰,好

发表于:2019-01-28 / 阅读(117) / 评论(0) 分类 《海底两万里》中英双语有声读物

1. I know that every job has its own kind of pressure. 我知道每份工作都有自己的压力。 还能这样说: For me, it is job that has some kind of pressure on any person. I believe that pressure is evitable for people who have a job. 应用

发表于:2019-02-15 / 阅读(134) / 评论(0) 分类 情景会话口袋书人际篇

Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh

发表于:2019-02-15 / 阅读(223) / 评论(0) 分类 自然百科2012年

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

发表于:2019-02-17 / 阅读(135) / 评论(0) 分类 双语有声阅读

A 104 year-old woman was being interviewed by a reporter: And what do you think is the best thing about being 104? the reporter asked. She simply replied, No peer(窥视)pressure.

发表于:2019-02-18 / 阅读(187) / 评论(0) 分类 趣味英语

As altitude increases, atmospheric pressure decreases. This is due to Earth's gravitational pull on the air molecules in the atmosphere. The closer to the Earth's surface the stronger the force exerted on these molecules. 随着高度上升,大气压

发表于:2019-02-22 / 阅读(144) / 评论(0) 分类 留美老师带你每日说英文

For years, Park I Seul either ate too little or too much as she worked toward her dream of becoming a fashion model. But she is not tall enough or thin enough to be a model in usual fashion shows. And she is not big enough to be a plus-size model. Pa

发表于:2019-02-24 / 阅读(159) / 评论(0) 分类 2019年VOA慢速英语(二)月

In the days of diving suitsthe sort that were connected to the surface by long hoses, 在使用潜水衣即用长管子连接水面的那种装备的年代, divers sometimes experienced a dreaded phenomenon known as the squeeze. 潜水员有时候会

发表于:2019-02-25 / 阅读(150) / 评论(0) 分类 万物简史

Maybe. A change in barometric readings may be part of the reason: Atmospheric pressure often drops right before bad weather sets in; this shift could cause body tissue to expand, which can lead to swelling and pain. 也许吧,气压变化有可能是

发表于:2019-03-06 / 阅读(278) / 评论(0) 分类 英语听力广播—Listening
学英语单词
5-ribosyluracil
Al Julayqah
alnage duties
aminotransferation
bad mouth
bad names
bergamot pear
beta-Hydroxybutyrate
blazer
bolbitis angustippinna h. ito
boxing shutter
camber of spring
certificate of exportation
CH2
chucks
cinnamon spirit
Cruzy
cryoneny
Daehwa
demands-abilities
direct-broadcast
dorsal arms of the tentorium
double roller crab
dual tubing production
duplex coating
eight-state
embolisms
estimator of variance
fan static pressure
fault propagation velocity
FGI
genetic pollution
glisteningly
grousome
gun sprayer
half ebb
halleys
hard-headed
haugens
HeidelbergCement
hexadecimal symbolic loader
high-strength organic waste
human engineering metrology
inlines
jigger gaff
Kottmann's reaction
laurel-tree
lepidocrocite
major medical insurance
means of line communication
more dict
Mormoness
motivational research
Namushi
non salient pole machine
nucleated pearl
off one's peck
optimum nonswitched system
Owen Stanley
ozonolysis reaction
pastomiter
perigraphic
plate block
post stimulus-time mode
priority field
prix fixest
property-holdings
radio distance
Ramipric
reuschels
ribbon feeder
right-track
Satanophobia
sectists
serum gamma globulin of human placenta
shutting theengine down
sinuatoconvex
slim rocket
solar radiometer
soul asylum
soundstages
standard red-green-blue
straw carrier
stroboscope lamp
surface conductive humidity transducer
taggerung
taphole
thermionic emission-diffusion theory
to shark
total-order
troched
two-dimensional linear shift invariant system
two-loop trip
UEW
Umm Hītān
uterine contraction
venous grooves
want for something
War between the States
wax cake
Wembley Stadium
yuppy