单词:alpax alloys
单词:alpax alloys 相关文章
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
Al-Awlaki's Death Leaves Gap in al-Qaida The death of a senior al-Qaida figure by a U.S. air strike in Yemen leaves a gap in the senior ranks of what counterterrorism officials say is the most lethal of the group's franchises, Al-Qaida in the Arabian
Al-Awlaki Was Prominent Al-Qaida Voice Aimed at West Radical cleric and wanted terrorist Anwar al-Awlaki was killed Friday in Yemen in what news reports say was a coordinated air strike by the U.S. Central Intelligence Agency. Al-Awlaki was an Americ
'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
How's the weather today? It's really cold. Let's stay inside. How do you feel? I'm fine. That's good. How are you feeling? Not too good. Sorry to hear that. Is everything okay? I feel sick. That's too bad. What's wrong? I have a headache. Here's some
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
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
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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
117. I havent seen Xiao Li lately .How is he? 118. Hows your father been? 119. As a matter of fact ,he hasnt been feeling too well. 120. Im sorry to hear that.Whats the matter? 121. He has a slight fever. 122. Tell him I hope hes better soon. 123. Il
BBC Learning English Weekender Carbon Neutral Al Gore Callum:Hello, I'm Callum Robertson and this is Weekender. Al Gore was the vice president of the United States under Bill Clinton from 1993 to 2001. He very nearly became the President in a contro
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
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
Justine Siegal has made history by becoming the first woman to pitch batting practice for a Major League Baseball team. Despite a case of nerves, the pony-tailed Siegal broke the gender barrier with spring training pitching stints for the Cleveland I
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
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
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,
Calculationsofthedensityofalloys basedonBernal-typemodelsofthe alloysmetalcomponentagreedfairly wellwiththeexperimentallydetermined valuesfrommeasurementsonalloys (55)consistingofanoblemetaltogether wi