单词：rigid-perfectly plastic material
单词：rigid-perfectly plastic material 相关文章
> 08 新型塑胶制品的应用 DATE=3-1-01 TITLE=SCIENCE REPORT- Self-Healing Plastic BYLINE=Mario Ritter (Start at 59
科技之光
Oceans To Hold More Plastic Than Fish by 2050 2050年海洋中的塑料会比鱼还多 There will be more plastic than fish in terms of weight in the world's oceans by 2050, the World Economic Forum warned Tuesday. 1月19日，世界经济论坛发出警
2016年VOA慢速英语(二)月
An assistant at the morphing matter lab drops a few pieces of flat dry pasta into a pot of boiling water. In a few minutes, these rigid flat strips will turn into soft spiral shapes called fusilli that can hold a lot of tasty sauce. Packaging dry pas
VOA标准英语2018年(十月)
Why Diamonds Really Are Forever Diamonds are forever they say, and this is why: diamonds are the hardest substance known to exist. Nothing would scratch or damage a diamond，While a diamond can scratch any other material on the earth. Everything is
英语时差8，16
BBC Learning English Weekender Recycling supermarket packaging Yvonne:Hello, youre listening to Weekender from bbclearningenglish.com! Can you guess what were talking about in todays programme? Ben Bradshaw, Environment Minister There was no instruc
Weekender
Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl
VOA标准英语2011年(四月)
Recycling Bin - End of Line, a New Beginning The recycle bin. It is often the last stop for empty containers. But for papers, plastics, cardboards and cans, it can mark the beginning of a journey thousands of kilometers long. As long as people keep t
VOA标准英语2012年(六月)
Entrepreneurs Find New Ways to Address Housing Shortages 企业家找到新方法来解决住房短缺问题 Housing shortages affect both developed and developing countries, so entrepreneurs are trying to find new ways to solve the problem. They're
VOA标准英语2015年(四月)
企业家用3D技术打印房屋 Housing shortages affect both developed and developing countries, so entrepreneurs are trying to find new ways to solve the problem. 3-D printers are rapidly entering all levels of industry, including construction. 3D打
VOA标准英语2015年(八月)
DAVID GREENE, HOST: Few inventions in modern history have been as successful as plastic. It's in vehicles, building materials, most of our electronic devices. We wrap stuff in it. Maybe we even wear it. Now a research team has tallied up how much pla
2017年NPR美国国家公共电台7月
台湾籍旅美老师今天交给我们的句子是： It's like we want to imagine that our minds are just these perfectly translucent windows and we just gaze out of them and describe the world as it unfolds. 那就象是想象我们的心灵之窗完
留美老师带你每日说英文
A: We can offer you this in different levels of quality. B: Is there much of a difference in price ? A: Yes ,the economy model is about 30% less. B: Well take that one . A:这产品我们有三种不同等级的品质。 B:价钱也有很大的分别吧
天天商务口语
Science and Technology Plastics There and back again 科技 塑料 旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They
经济学人科技系列
Ted Landphair | Washington, DC 30 November 2009 One of the hottest terms in the mushrooming field of personal communication devices - including cell phones and other palm-sized gadgets - is app - short for application. These handheld phones, texting
VOA标准英语2009年(十二月)
If you're a home gardener you may soon find that the pots you buy flowers and plants in are made from chicken feathers. Yes, tons of feathers that go to waste every year can now be transformed into plastics. Two Washington-area scientists are using f
VOA标准英语2010年(五)月
This podcast seems like a very simple one; what could I possibly have to teach about the stairs? Well, there are many kinds of stairs in a home. You have the steps leading up to the front door, or between one room and another. Sometimes a room can be
英语博客 A cup of English
Jelly shoes or jellies are shoes made of PVC plastic. Jelly shoes come in a large variety of brands and colors and the material is frequently infused with glitter. Its name refers to the semi-transparent materials with a jelly-like sheen. The shoes b
英文语法词汇
601. kneel vi. 跪 602. label n. 标签 603. merchant n. 商人 604. mere a. 仅仅的,只不过的；纯粹的 605. nuisance n. 令人讨厌的东西（或人） 606. numerous a. 众多的,许多的 6
英文语法词汇
Packing 整理行囊 Kathy and Evan prepare to leave the hostel in Amsterdam. 凯西和艾凡准备离开阿姆斯特丹的青年旅社。 K:Aw, I don't want to leave, Evan. 凯西：噢，艾凡，我不想走。 E:Nor do I, but we have to get going
赖世雄旅游观光英语通