电压电流对偶

By Gary Garriott Broadcast: September 15, 2003 This is Robert Covent with the VOA Special English Development Report. 1)Clay is found almost everywhere in the world. It is formed by the action of wind

发表于:2018-12-01 / 阅读(479) / 评论(0) 分类 VOA2003(下)-发展与科学

A young and successful executive was traveling down a neighborhood street, going a bit too fast in his new Jaguar. He was watching for kids darting out from between parked cars and slowed down when he thought he saw something. As his car passed, no c

发表于:2018-12-31 / 阅读(111) / 评论(0) 分类 我们都是有故事的人之生而为赢

There was a handful of clay in the bank of a river. It was only common clay, coarse and heavy; but it had high thoughts of its own value, and wonderful dreams of the great place which it was to fill in the world when the time came for its virtues to

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 阅读空间

Lesson 44 How Bricks Are Made 第44课 砖是怎么做出来的 We know that bricks are made of burned clay; but let us try to learn something more about them. Have you ever measured a brick? If you do so, you will find that its length is nine inches

发表于:2019-02-13 / 阅读(60) / 评论(0) 分类 英国学生科学读本

What has become of the water? Dry clay is full of tiny pores, and it has sucked up the water into its pores. 水上哪儿去了?干燥的粘土满是细小的孔洞,把水都吸到孔洞里去了。 Now let us mould our lump of soft clay into the

发表于:2019-02-13 / 阅读(47) / 评论(0) 分类 英国学生科学读本

Science and technology 科学技术 Materials science 材料科学 Don't slag it off 废渣别融掉 How to make bricks out of industrial waste 怎样用工业废渣制造砖块 BUILDING houses and offices out of toxic waste sounds like a pretty ecce

发表于:2019-02-16 / 阅读(39) / 评论(0) 分类 经济学人科技系列
学英语单词
agricultural drain(pipe)
air mechanic
airborne photogrammetric camera
angry waves
angular equinoctial point
Ar Rubayqah
avaluative
avenge oneself
bakery paper
biased construction parachute canopy
buying on balance
caddinet
capacitive micrometer
cdn
cogema
coil-end bracing
compensating body
control rod drive water
correlation electronics
creaming quality
cultlike
cylinder head pocket
diaminonaphthotriazole
discaged
dome home
donruss
down-low
embryonism
encephaloarteriography
Endoxohexahydrophthalate
envelope detectro
equivalent change
FFDNB
fixed-block format
frequency-domain convolution
fulghter
gyrus fornicatus
hard rocker
health informatics
heat guard
Hedged portfolio
helium dilution analyser
hikizimycin
Hochschwarzwald
hypotrochanteric
icosahedrality
impulse plasma welding machine
innerly
integraphs
intravolutions
iron-hard
jet needle
john kenneth galbraiths
legget
lineae glutaea anterior
low speed magnetic tape unit
macro contingency
maddoxes
magnetic dial
Mahnomen County
molten pad
morphina
moutonnee hummock
msei
multi-user shared environment
multiclone collector
narrow-band width interpolation
Nectridea
nould
oomphless
orthomolecular
peasantness
pectoral plate
pedal bushing
peptidyl-
person-environment fit
PF resins
philips.com
pigeonberries
plastic injection mould
pole-zero plot
polygonal soil crack
ponied up
positional cross talk
research assessment exercises (rae)
rock crib
sclerodermite
self-reinsurance
semitonal
serbo-croat
shotgun cartridge
stacking fault polyhedrons
Still water runs deep
temiars
TV-G
undisturbed stream
ungrilled
vacancy ratio
vernacular word
Vertical-grained
wave equation for electromagnetic
Winer spectrum