[化] 易熔合金

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(131) / 评论(0) 分类 英语听力文摘 English Digest

'Metal Muscles' Flex a New Bionic Hand 德国科学家发明新的仿生手 Artificial limbs, including the most complex of them the human hand are getting more life-like and useful due to constant advances in tiny hydraulic, pneumatic and electric m

发表于:2018-12-16 / 阅读(77) / 评论(0) 分类 VOA标准英语2015年(七月)

Many people associate the metal gold with the color gold. But, some gold jewelry is not golden at all: its white. 很多人都认为金子就应该是金色。但一些黄金首饰的颜色并不是金色,而是白色。 Golden Color 金色 Gold is

发表于:2018-12-28 / 阅读(101) / 评论(0) 分类 初学者听力文摘精选

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(117) / 评论(0) 分类 名人励志英语演讲

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. Golden Color Gold is one of the heaviest and softest metals. Pure gold, called 24-carat gold, is so soft th

发表于:2018-12-31 / 阅读(119) / 评论(0) 分类 英语听力文摘 English Digest

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(102) / 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(178) / 评论(0) 分类 2016年VOA慢速英语(二)月

Various stages of cartilage growth on scaffold. The final image on the right shows naturally forming cartilage for comparison. These replacement joints can be made of combinations of metal alloys, plastic and ceramic, but new research shows that it m

发表于:2019-01-13 / 阅读(151) / 评论(0) 分类 VOA标准英语2010年(八)月

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(171) / 评论(0) 分类 自然百科2012年

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(135) / 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(110) / 评论(0) 分类 英语新闻

BELT 腰带 BINDING TAPE 捆条(包边) BOW 蝴蝶 BOW-TIE 蝴蝶结 BUCKLE LOOP 钮圈 BUTTON 钮扣 CARE LABEL 洗水唛 COLLAR RAB 领袢 COLLAR STAY 领插竹 CONCEAL ZIPPER 隐形拉链 CONTENT LABEL 成分唛 CONTRAST COLOR STITCHES 撞色线 COTTON STRING 棉绳 ELASTIC 橡筋

发表于:2019-02-18 / 阅读(93) / 评论(0) 分类 英文语法词汇

Calculationsofthedensityofalloys basedonBernal-typemodelsofthe alloysmetalcomponentagreedfairly wellwiththeexperimentallydetermined valuesfrommeasurementsonalloys (55)consistingofanoblemetaltogether wi

发表于:2019-02-26 / 阅读(117) / 评论(0) 分类 英文语法词汇
学英语单词
a white christmas
air suppress
albitical
anti-academic
Aranea
assemble time
Astronotus
ATPTX
Baines, Mt.
besmottered
bglii
boat skid
by-pass diode
canyonlike
case load
cash balance
clausophyes ovata
comparison-contrast
contagious abortion
cooked grease
discontinuities defect in materials
discors aurantiacum
down key
dray
eucriotettix oculatus
excision of intraventricular tumor
failure catastrophic
field phase control
flooding fine particle
found with the manner
fromuss
g.e.d
give emphasis to
glavanometer
halosarpheia aquadulcis
hand flag signal
hanging steps
haplic phaiozems
herdless
hotel concierge
hydrophytic habitat
Ilex kengii
key escucheon
Kotooka
lissom,lissome
locally minimum variance unbiased estimator
loco disease
long-term bonds
magnetic-brake
make-up air
minibubbles
minihelix
miseration
mixed distribution
MO (manual output)
motility estimation
muteins
natl
net assets value per share
number theorist
package type steam generator
paraherquamides
perialveolar
pezizas
picocyanobacteria
planning library
polycarbonate plate
portable fortran libraries
prebacillum
primitive alveolus
program event
Protestantize
Prunus dictyoneura
radiating structure
residual current operated circuit-breaker
rolling texture
scattershot
shell arch
siderite
sleep a wink
solar-topographic hypothesis
spherical pivot four bar mechanism
stacked antenna
state-capitalist economy of a new type
steering knuckle king pin bushing
strain energy due to impact
stuntster
summary of material consumed
Sunan
tabnabs
Tawhiao
thermoelectrical potential
underconforms
united.com
unlawful search
unmediatable
up-bow
vago-glossopharyngeal
welany
yelets (elets)
zero variation of gravimeter