骨外科合金

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(81) / 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(37) / 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(46) / 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(73) / 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(56) / 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(62) / 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(135) / 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(104) / 评论(0) 分类 VOA标准英语2010年(八)月

And for the public, medical illustrations may only be encountered passively on the walls of a doctor's office. 而对于普通人来说,医学插画可能只是偶尔在医生办公室的墙上瞥见过。 From the beginnings of modern medicine, me

发表于:2019-01-18 / 阅读(48) / 评论(0) 分类 TED演讲设计篇

Nothing can elicit an emotional response -- 任何事物都无法像人体一样 from joy to complete disgust -- more than the human body. 表达诸多情感--从快乐到厌恶至极。 And today, artists armed with that emotion, 当今,艺术家正

发表于:2019-01-18 / 阅读(78) / 评论(0) 分类 TED演讲设计篇

And that was democracy growing up, 民主制度在当时正在形成 but it was also science growing up at the same time. 但同时科技也在发展 And it's really clear, if you look at the history of the Founding Fathers, 非常明显的是,如果

发表于:2019-02-13 / 阅读(70) / 评论(0) 分类 TED演讲教育篇

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(127) / 评论(0) 分类 自然百科2012年

The Burgess Shale included a range of disparity in anatomical designs never again equaled, 布尔吉斯页岩化石所包含的横剖面的花色范围是独一无一的, and not matched today by all the creatures in the world's oceans, Gould wrote

发表于:2019-02-17 / 阅读(77) / 评论(0) 分类 万物简史

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(91) / 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(63) / 评论(0) 分类 英语新闻

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

发表于:2019-02-26 / 阅读(76) / 评论(0) 分类 英文语法词汇
学英语单词
adaptive behavior checklist
antimonic oxychloride
antiprejudice
apprizers
badding
balanced tank
balanced winding
bellas
bennard
blind snake
cardiameter
cash management model
cement clinkers
central val.
city plat
claybord
cometlike
Contract of Warehouse Keeping
copper halide laser
crack spacing
cymomer
descriptive period
differentiation of channels and collaterals
dilatation diffraction
Dombay
drilling core
editing cubicle
elementary-age
Elped-ron
engageants
epoxy iron red shop primer
extension of a field
fibrin ferment
fire line hydrant
flaring property
flat-belt
flooding from contour ditch
gender segregation
genus chironomuss
Georgenthal
heads down
heavily milled iron powder
Heldenstein
hydromagnocalcite
hypoxanthine oxidase
icterus viridans
in-vitro
jaroslavs
Jochmann's serum
kende
laroy
lavchenko
lithium iodide
main heading
Malabang
maneuvering desk
medium other than cash
minimally invasive coronary bypass surgery
muramyl-tripeptide
my heart goes out to
net chargeable income
No news is good news
paracorollae
pitch-darks
plationoid
pritch
proterosoma
pulse size analyser
pupil-led
quarterers
ragen
ratio of living area
relaundered
rotary-combustion engine
saturated core reactor
scale-index construction
seidels
self-diagnostic routine
short travel
show column marker 1
Shutfah, Qalamat
slop type electric coupling
soil friction
sowlth
specific exergy costsum optimization
spinellosus
standard emf series
sybaritism
Syntestan
tactical thinking
tailored version
track changes
trade and economic agreement
transposed mapping
unfilde
unfloured
uniform gap machine
unnatural pattern
up-pipe
viscous recoil
with all guns blazing
zig-zag type