泽西耐火砖;高硅粘土砖

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
-calmodulin
acceptance by other offices
AMSAN
aqueous ammonia burn
Batrachoidiformes
be as good as your word
bifuran
bsk.
centerbody
cermet of quality
circumerration
cost plus fee
crank pin bolt
cutter-creaser
cybercafes
demonstrative pronouns
dichotomised
digital tablet
does drugs
doig
doolittle viscometer
double iii (d-iii)
dynamic range of microphone
enels
extra tropical cyclone
federalese
flavanthrone
free states
genotype evaluation
get out of sth
granite fruit bowl
Grecianize
hang-gliding
have a bone to pick with someone
high speed laser print
hydrangeaceaes
indefeasibly
inventory theory
irradiation treatment
jalaps
karate
laevigates
lateralis insertio
list processing language
Malfatti formol titration method
mealanguage
ML-PDL
modifying agreements
multitheatre
narratologist
nlts
non-indictable offenses
Novo, R.
offbudget
operating expenses
oscillatoria curviceps
outgroup homogeneity effect
pissed me off
polymastiids
prefemur
pulverized-flue-fired boiler
Queen-Anne
reconstruing
red podzolic laterite
resultant role
rigid balancing
romesh
rubus palmatus thunb. forma coptophyllus makino
sale promotion
Sarik
screte
self-legitimating
service rank
silver perrhenate
sing of
sodja
space physics
spectrum radiant power
stable aggregate
static field
strain complex
sulfide phase
symbol synchronization error
tabiners
take service in
task run on-line
the chattering classes
the national geographic society
three-satisfiability
throatless
thyristor controlled series compensator
tolcidlate
transform domain processing
Ulster Volunteer Force
ureohydrolases
us osha
veinstones
victor hugoes
vomit-
water jet air pump
whistle Dixie
wide-aspect