黏弹塑性材料

[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [

发表于:2018-12-03 / 阅读(348) / 评论(0) 分类 最新版英语听力教程

> 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

发表于:2018-12-07 / 阅读(241) / 评论(0) 分类 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

发表于:2018-12-08 / 阅读(164) / 评论(0) 分类 2016年VOA慢速英语(二)月

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(248) / 评论(0) 分类 Scientific American(七)月

[00:03.81]bottom line :结余;结算 [00:05.82]bundle :n.搭售商品 [00:07.49]convention :n.(专业)展览会 [00:09.37]demonstration :n.展示 [00:11.46]entrance :n.入口 [00:13.29]go with :选择;决定采用 [00:15.17]high traffic :a.高流量

发表于:2018-12-31 / 阅读(345) / 评论(0) 分类 商务英语分类核心1000词汇

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

发表于:2019-01-09 / 阅读(227) / 评论(0) 分类 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

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 VOA标准英语2012年(六月)

Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre

发表于:2019-01-14 / 阅读(270) / 评论(0) 分类 VOA标准英语2014年(二月)

Scientists Create Blackest Material Ever Of all the black things in the universe only the infamous black holes are so black that not even a tiny amount of light can bounce back. But scientists have managed to create material almost as black, and it h

发表于:2019-01-14 / 阅读(259) / 评论(0) 分类 VOA标准英语2014年(七月)

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

发表于:2019-01-16 / 阅读(180) / 评论(0) 分类 2017年NPR美国国家公共电台7月

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

发表于:2019-01-26 / 阅读(208) / 评论(0) 分类 经济学人科技系列

鞋类英语单词 adhesive 粘胶剂 athletic shoes 运动鞋 binding/laces/braids/cords 镶边、线带、鞋带 bottoming room machinery 鞋底机 box toes 内包头 buckles and ornament 鞋扣和饰件 CAD/CAM 计算机辅助设计/制造 casual 休闲鞋 chemical additives 化学添加剂 co

发表于:2019-02-02 / 阅读(266) / 评论(0) 分类 英文语法词汇

By June Soh Washington 04 May 2007 Artists use a variety of materials for their creations -- paint on canvas, pencil on paper, metal or stone sculpted into life-like form. Still others create works totally unique from glass. VOA's June Soh met one s

发表于:2019-02-07 / 阅读(249) / 评论(0) 分类 2007年VOA标准英语(五月)

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

发表于:2019-02-07 / 阅读(234) / 评论(0) 分类 VOA标准英语2010年(五)月

有关于外贸跟单英语口语60句 1.whats the size?多大尺寸? 90x90 (ninety by ninety)九十乘九十。 2.whats the cmb? 体积多大? 0.07m3 (zero point zero seven cube meter) 0.07立方米。 3.whats the best/last price? 最低价是

发表于:2019-02-15 / 阅读(265) / 评论(0) 分类 天天商务口语

The APP, 'zenkr', allows students to participate in class, not through a show of hands, but by communicating through their smartphones. Users scan a QR code projected on screens with their smartphones or other devices and then answer questions. The r

发表于:2019-02-17 / 阅读(247) / 评论(0) 分类 英语新闻

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

发表于:2019-02-18 / 阅读(218) / 评论(0) 分类 英文语法词汇

19.At least 1 CTN. 至少一箱/件。 20.Theres minimum quantity.有最小起订量。 21.Can they be mixed?可以混装吗? 22.Mixed packing.混装。 23.Just a moment. Let me check.稍等,让我查一下。 24.Same price/size. 一样的价格

发表于:2019-02-19 / 阅读(282) / 评论(0) 分类 实用英语

文本: H: Come in. A: Doing your homework? H: Yeah. What's up? A: I was just reading some material on this truth up day. Figure if I'm going to supervise, I... H: You really don't have to go. I mean, it sounds pathetic. A: No, I want to go. I need

发表于:2019-02-23 / 阅读(194) / 评论(0) 分类 跟着美剧练发音

雾霾 haze; 烟雾 smog; 空气污染指数 air pollution index; 橙色预警 orange alert; 悬浮颗粒物 airborne particulate matter; 可吸入颗粒物 inhalable particle; 有毒物质 toxic substance; 空气质量检测 air quality monitoring; 实

发表于:2019-02-26 / 阅读(249) / 评论(0) 分类 雅思英语
学英语单词
Allium sativum L.
analysis of water
apeths
apparent purity
bar and tube machine
be typical of
Bela Lugosi
biogenic amine system
Brachanthemum pulvinatum
braziliensis
carrier pigeon
color printing
competitive exclusion principle (gause's principle)
complex stream
coral rock
crepey
datolite
DC output amplifier
degenerative nephritis
developmental position
dicodeine
disc of variable profile
donner p.
duskiest
etindite
exponent arithmetic
eyespeck
fare-beating
Fluorohydrocortisone
forward and back
froliquely
glucolipide
glyoxylate
go-live
high-density economy and society
Hipsurus caryi
hits the head
Hong Giang
hot-wire respiratory flow sensor
Hygas process
hyperemia myocardiopatty
injected-beam forward amplifier
jacaranda
James Branch Cabell
Labourwallah
leukodermas
linguistic typology
lobi temporalis
lockage manoeuvring
lognormal hypothesis
Meds Yeghern
minorss
motor operator
neoagarooligosaccharides
nephronophthisis
network application environment
no longer
north celestial pole
Oltenia
ordos syneklise
Ouallene
outsit
oxalaceto
oxytriphylline
pad-jig process
paleoclimatologies
passed dividend
pleioblastus amams (keng)keng f.
population cage
procaine nitrate
psychological tactics
quadrumanal
rachitic dwarf pelvis
Raw video.
reference filter
remote movable gate
sardie
shela
shock eliminator
slushball
SSAE
statistic forecast
statute monopolies
stop consonants
subschema concept
superlow
synagogue
tannaim
Tate galleries
textlessly
trap line
tube pitch
tufthunting
twin post auto lift
valvular regurgitation
venturesomely
voltage and current transformer
washing beater
wilderness Act
wirelessness
wool-like handle
Xoloitzcuintli