低熔点合金 ; 易熔合金

1. 对不起插一下话,你是说...? Sorry to butt in,but did you say ...? 多种表达:Sorry to chip in, but did you say ...? Sorry to interrupt ,but did you say...? butt in 插话 chip in 插嘴,插话 2. 真奇怪你会提起这事,...。Funny you should say that,... 多

发表于:2018-12-03 / 阅读(152) / 评论(0) 分类 新鲜人类俚语

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

Being an American, Donna wants to learn more about the Chinese. She's talking to her Chinese friend, Jeff. D: Hi, Jeff! What's up? J: Nothing much. What about you? D: Same as usual. Here, have a stick

发表于:2018-12-08 / 阅读(358) / 评论(0) 分类 赖世雄中级美国英语

[00:15.96]Devil's Point [00:23.28]恶魔的岬角 [00:32.86]This story took place when I was 19. [00:36.84]In fact my uncle was also 19 at the time. [00:40.92]My uncle and I grew up together in northern Wisconsin. [00:45.58]I don't wish to name the exact

发表于:2018-12-11 / 阅读(198) / 评论(0) 分类 英语灵异故事

[00:15.76]Devil's Point [00:23.29]恶魔的岬角 [00:35.01]Whatever it was couldn't be seen. [00:37.70]The effect of its movement on the environment [00:40.43]could be seen as well as heard. [00:42.69]On a couple of its passes we allowed it to get within

发表于:2018-12-11 / 阅读(206) / 评论(0) 分类 英语灵异故事

'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(93) / 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(118) / 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(139) / 评论(0) 分类 名人励志英语演讲

... morning associates. Need all available associates, all department managers. Back at a supercenter in Bentonville, employees gather for the morning meeting. ... please for the morning meeting. A daily ritual at 5,000 Wal-Mart stores all over the w

发表于:2018-12-30 / 阅读(169) / 评论(0) 分类 国家地理2007年

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(161) / 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(117) / 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(202) / 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(174) / 评论(0) 分类 VOA标准英语2010年(八)月

Salt vs. Ice 食盐大战冰块 Y: Why does salt melt ice? D: It lowers the melting and freezing point of water. Y: Oh,OK.Wait,I don't get it. Doesn't that mean the salt make ice colder? D: Let me explain.Pure water freezes at thirty-two degrees Fahr

发表于:2019-01-26 / 阅读(125) / 评论(0) 分类 英语听力文摘 English Digest

By Anya Ardayeva Moscow 07 April 2008 Relations between Russia and Britain have reached their lowest point since the collapse of the Soviet Union. Tensions between the two countries began after the murder of Russian security service defector Alexande

发表于:2019-02-08 / 阅读(97) / 评论(0) 分类 VOA常速英语2008年(四月)

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(195) / 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(163) / 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(132) / 评论(0) 分类 英语新闻

D:Yael, do you know what's the best thing about state affair? Y: Do you tell. D: Fried candy bars, two favoriate treats rolled into one. And doesn't it bother your mind how they manage fried chacholate without making a terrible mess? Fried candy ba

发表于:2019-02-24 / 阅读(137) / 评论(0) 分类 英语听力文摘 English Digest

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

发表于:2019-02-26 / 阅读(130) / 评论(0) 分类 英文语法词汇
学英语单词
abortive lysogeny
acanthopanax senticosus harms.
acoustic surface-wave memories
acute laryngotracheobronchitis
airborne radar weather detection
all-wool
anti-missiles
astatic error
auxiliary yard
biochemistry of bone
bow-on
burnt cork
Calumet L.
cardiopulmonary insufficiency
casts pearls before swine
Cepol
character encoding scheme
cinematographer
coke float
Colognians
colson's ebulliometer
combined schedule of bonds payable by funds
crystal phosphorescence
cyclopropylcarbinol
data addressed storage
David's quadrant
DC high voltage
deoxy-d-glucose
dextrates
digressional
direct coupled type
disobedient
double dual
elemetary getter
enlarged-end porcelain tube
finvarras
fixatures
fossilised
furnace roof
global learning
grid disc
horse power per liter
huggett
hypothetic(al) parallax
ignition cable
Indispensable Reefs
industrial economics of capital construction
inhibit concentration
insulatedswitch rod
inverse least squares estimate
Islamisms
isogradient
Kālīganj
lift damper
light-weight pipe
lowbrowness
lower curtate
mean range
meringum denticulatum copel.
merit appraisal
microfractures
middle haemorrhoidal artery
mochokid
money-wise
Mozhayka
muy muy
nonsonicated
numeric shift
nutrient demanding crop
olefins
organosilver
overshot field of vision
Pacific suite
Petitioning Immunity
physiogenic
principal distance of photo
priority of operator
profitmonger
prolocutorships
Saxifraga parva
seal with double-cone
second reduction machine
seismic Mach number
slender-tailed meerkat
snakingly
square root symbol
successive reflex
sudden failure
taq DNA ligase
teleprocessing exchange service
timetablings
top rade
torsional relaxation
travelling hopper
trimethyl-acetaldehyde
tropical wave disturbance
turn of expressions
up to the standard
vers librist
version description document
w.p.a
water consumption graph