镍钡合金

What Makes White Gold White? Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 图片1 Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so

发表于:2018-12-05 / 阅读(52) / 评论(0) 分类 英语听力文摘 English Digest

That budget now stands at $5,400 million a yeara staggering sum, though somewhat less than we pay for cigarettes and cigars every year. Space expenditures will soon rise some more, from 40 cents per person per week to more than 50 cents a week for ev

发表于:2018-12-30 / 阅读(54) / 评论(0) 分类 名人励志英语演讲

个人情况: Name: ******** Sex: Male/Female Date of birth:June 2,1975 Address: ***** Marital Status: Single/Married Post Code: 100001 Height: 1.70M Weight: 50 kg Health: Excellent E-mail Address:

发表于:2019-01-06 / 阅读(41) / 评论(0) 分类 实用英语

Copper Metal Kills Viruses on Contact 铜能杀死细菌和病毒 Even in the world of medicine, what is old is new again. 医药界也刮起了复古风。 Thousands of years ago, Egyptians used it to sterilize drinking water. Ancient Romans, Aztecs

发表于:2019-01-12 / 阅读(115) / 评论(0) 分类 2016年VOA慢速英语(二)月

Nitinol Nitinol is one of the most extraordinary metals to be discovered this century: A simple alloy of nickel and titanium, nitinol has some perplexing properties. A metal with a memory, it can be made to remember any shape into which it is fashion

发表于:2019-02-17 / 阅读(64) / 评论(0) 分类 双语有声阅读

ArcelorMittal will launch a new high-strength automotive steel later this year, throwing down the gauntlet to its rivals in the race to make cars lighter. 安赛乐米塔尔(ArcelorMittal)将于今年晚些时候发布一款新型高强度汽车用钢,

发表于:2019-02-18 / 阅读(38) / 评论(0) 分类 英语新闻
学英语单词
adequate information
Anaphalis stenocephala
anechoic enclosures
Aristocortacetonide
backlisted
beats the hell out of me
bee bite
blow-drys
Bobigny
calorie values
chamberlen
characterism
China fir oil
core roll-over machine
corona current
cyclone evaporator
delegitimating
density of signed measure
diphenyl-nitrosamine
double pan balance
doundry effluent
drag-cup type rotor
educational attitude survey
enforced
equalizing tube
erigeron divergenss
examination of evidence
final outcome
flame nettle
follow in the cry
guide vane servomotor
harbor water depth
heat of dissociation
heavy duty lathe
hugely
ill-doer
intensity of radioactitity
isopropyl-amiao acetic acid
kerndt
Lakeland Heights
Langepas
low-rank fuel
Luputa
maneuvering speed
mendizabel
meridosternous
musclings
nachson
nonperforming
numerical boundary condition
numeroscop
nutraline
Nyants Jabal(Nyants)
outmaneuvered
ozonizing
perspex bar
petrol-intercepting trap
phosphids
plant in rows
pneumatogram
poly(hexamethylene dodeca-1,12-dioyl amide)
potching
radio whip antenna
relativistic hydrodynamics
Requejo
Ruapuke I.
rushkoff
s.d.m.
semifame
service lift
shell knocker
ship-launched missile
skeletal substance
slate-coloured
social aging theory
steam reversing gear
stow cargo in the hold
streeted
stunt casting
subordinancy
subsidiary trade
switch operating rod
synthesizer frequency meter
temporary tax certificate
The Christel Vinnen
thickness gauge
thirkell
total dynamic error
total particulate carbon
Transport Police
two-speed AC electric drive
unhallow
unnucleated
usage aperture
verrucosin
voraciously
water side corrosion
wet bulb depression
yellowish-gray
Yoselin
Zarevo
Zenker's fixative