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(295) / 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(215) / 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(149) / 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(218) / 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(320) / 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(208) / 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(162) / 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(231) / 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(225) / 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(167) / 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(193) / 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(252) / 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(224) / 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(211) / 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(225) / 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(229) / 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(184) / 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(236) / 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(180) / 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(217) / 评论(0) 分类 雅思英语
学英语单词
a hair's breadth
ACABQ
agar glant
aquatic vascular bundle plant
archaiokaulom
arschinowite
axial surface current
bath heater
bomohs
boreman
bus-in signal
chlorotriazines
claims settlement fund
clinoidale
cockbulge
cohumulone
columnar crystallization
come of scot free
confined compressive strength
crankshaft axis
cultural boundary
Cynanchum fordii
development of characters
dicodeine
Dionaea muscipula
division pteridophytas
doxsey
dreamwalked
edge-vertex dual
Ehrlich side chain theory
electrocardiosignal
flirtship
forfeiture of contribution
frigidity
fuel component
GaAs FET
Gaussian law of error
genus pythons
Haardt Mountains
hands, imposition of
hontz
hyper-Raman gain
hyperexpressed
ice patrol service
isoosmotic solution
Japanese rice ball
Kelvin theorem
keyway planer
liberated gas
lig-
light ballasts
local diagnosis
lower middle part of forehead
many particle wave equation
meager set
microtomist
middle digital branch
mouse cage
octyndioic acid
off the track
oil hose davit
outbraves
paren
parlimentarian
pay forfeit money
periodic payment
petroleum refining furnace
phonatory organ
pilomotor reflexes
plectrons
preterit(e)present
price out of the market
progressive mean
pulper-finisher
pyonephritis
quasi-chemical method
radioreceptor-assay
rectifier station
recycle ratio
Sakishima
scale of pollution
spermatic fascia
spin control
steering stress
straight ligament
surface conductance
tambouki grass
teflon insulated wire
thermoluminescent medium
three-layer mineral
timocratic
tincalcite
torsional braid analysis apparatus
transitivity of preference
transportation problem
tropified
unethe
unilingually
us dominance
welding lead
wet critical
Yinchin Taung