钕铁硼合金

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

在TED全球大学讲堂,Shereen El Feki 展示了阿拉伯世界如何借用西方流行文化的一些特征 音乐专辑、漫画书、甚至芭比娃娃 并且加入了一些文化上的融合。这些混合的媒体告诉我们东西方两种文

发表于:2018-12-09 / 阅读(97) / 评论(0) 分类 TED公开课:地球村

Unit 6 Mid-Autumn Festival [00:04.49]Students' book Page 27 [00:08.75]Let's act. [00:11.60]Look at your hands.Wash your hands.Eat a cake. [00:21.34]Look at your hands.Wash your hands.Eat a cake. [00:32.21]Students' book Page 28 [00:36.47]Let's talk [

发表于:2018-12-13 / 阅读(227) / 评论(0) 分类 沪教版牛津小学英语一年级

'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(69) / 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(93) / 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(107) / 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(114) / 评论(0) 分类 英语听力文摘 English Digest

AS IT IS 2015-12-06 Santa Fe: The City Different When American officials established U.S. Route 66 in 1926, the road cut right through the southwestern city of Santa Fe, New Mexico. For 11 years, Route 66 travelers passed through Santa Fe, known as t

发表于:2019-01-03 / 阅读(116) / 评论(0) 分类 2015年VOA慢速英语(十二)月

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(98) / 评论(0) 分类 实用英语

Sorry,there is no text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得 10 到 30 积分的奖励 ! Thank you !

发表于:2019-01-10 / 阅读(184) / 评论(0) 分类 英国原版Beep嘟嘟剑桥少儿英语

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(173) / 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(146) / 评论(0) 分类 VOA标准英语2010年(八)月

STEVE EMBER: Welcome to THIS IS AMERICA. I'm Steve Ember. FAITH LAPIDUS: And I'm Faith Lapidus. These are important days for makers of sweets and sellers of flowers. For owners of fine restaurants and publishers of greeting cards. For salespeople at

发表于:2019-01-31 / 阅读(142) / 评论(0) 分类 2010年慢速英语(二)月

爱滋病不只是作为流行病四处蔓延,和其相关的不好的法律条文也到处可见,这些法律将带病者视为囚犯。在多哈举办的这场TEDx高峰会上,Shereen El-Feki 提出了强而有力的论证,指出这些将爱滋

发表于:2019-02-05 / 阅读(101) / 评论(0) 分类 TED公开课:罪与罚

Achieving the Perfect Shower There are two types of people in this worldshowers and bathers. (Well, I guess a third category would be those who do neither, but Id rather not explore that.) Im a lifelong devotee to the nighttime shower; for me, theres

发表于:2019-02-08 / 阅读(141) / 评论(0) 分类 阅读空间

歌曲:Perfect Photo 艺人:Dala 音乐星级:★★★★ 所属专辑:Who Do You Think You Are 发行年代:2007 风格:Pop 相关介绍:清爽凛冽的女声二重唱,Sheila 和 Amanda 高中音乐课上义结金兰组成 DALA 。 保持自我是她们的口号,消融你的心是她们的游戏,哪怕你铁石

发表于:2019-02-08 / 阅读(286) / 评论(0) 分类 音乐咖啡厅

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(164) / 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(132) / 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(104) / 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(111) / 评论(0) 分类 英文语法词汇