拟(似)塑胶材料

[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(193) / 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(147) / 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(99) / 评论(0) 分类 2016年VOA慢速英语(二)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(246) / 评论(0) 分类 商务英语分类核心1000词汇

Forcing Electrons into Superconducting Line In a study in the journal Nature researchers created a pseudo gap, in which electrons in superconducting materials line up just before flowing resistance-free. Sonya Buyting reports Imagine a world with lev

发表于:2019-01-02 / 阅读(277) / 评论(0) 分类 60秒科学

d-Pinoresinoldi-O-b-glucopyranoside 松脂酚双吡喃葡萄糖甙 d-Pinoresinol d-松脂素 Piperitone 胡椒酮 Plantaginin 车前甙 Platycodin A, C, D 桔梗皂甙A,C,D Podophyllotoxin 鬼臼毒

发表于:2019-01-03 / 阅读(200) / 评论(0) 分类 医务英语

假的,都是假的,真的我一定不会是这样的成绩的。 fake adj. 假的;冒充的 n. 仿造品;冒充者;骗子 v. 伪造;捏造;冒充;假装;欺骗 Im sure that I take a fake examination. 我确定我考了一个假试。 sham adj. 虚

发表于:2019-01-03 / 阅读(190) / 评论(0) 分类 英文语法词汇

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(150) / 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(118) / 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(163) / 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(163) / 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(115) / 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(136) / 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(198) / 评论(0) 分类 英文语法词汇

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(147) / 评论(0) 分类 VOA标准英语2010年(五)月

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(166) / 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(119) / 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(161) / 评论(0) 分类 实用英语

Topic 1-Scarce Students in Rural Schools There is a primary school that only has one student in Wuzhai County of Shanxi Province. It is not a school for the super rich, but rather a rural school in remote areas. In fact, we are seeing more schools li

发表于:2019-02-22 / 阅读(219) / 评论(0) 分类 英语角-圆桌会议

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(156) / 评论(0) 分类 雅思英语
学英语单词
17-OH
activity space
air resistance plane
Alijo
anti-mine warfare vessel
armature end-connections
As you brew, so you must drink.
automorphosed
ball stop valve
bearns
beziques
boiler gasket
Bonneville Dam
broided
Calothrix
Carphophis
communications mast
complex man hypothesis
crutter
cubo-dodecahedron
cupric bromide
cyclotic monster
decompartmentalizing
deverbalization
Divine Providence
double-wound synchronous generator
efferent synapse
eigenbranes
electron-distribution curve
electropure process
endeiolite
environmental geochemistry
Espoo
finished goods ledger sheet
fissurae cerebri lateralis
Flat Rock
forenoon watch
frictionwasher
function of fluroine
gasoline substitutes
goodgeon
gramicidin S
greenwich meridians
Grignard, Victor
guide wall
heat strokes
heavy isotope losses
Ilex subcoriacea
in exchange for
iodohydrocarbon
katalysis
Komensky, Jan Amos
l'op?ra de paris
landing energy
lawyer's letter
left lobe
length of forward movement
liquidator's bond
marketing managerialics
material fragment
mawdudi
meatpackers
Meliosma angustifolia
mobile screw conveyor
moss animal
multi-layer plating
needle chamber
no time like the present
NOCONTRACT
one-stringed
parameter of elliptic integral
parent exchange
phase adjustment operation of a generator
Podcher'ye
purothionine
ratio of gross to tare weight
rectoromanoscopy
red-heart
scanning control system
scattering property
selsyn-type electric machine
smallest size to scale
solid paris green
some distance
spinning and weaving
spreading factors
strike below
tail car
taming of the shrew
Tavros
tear gassing
triturating teeth
u/n (user/network)
unified thread
vandalous
vertical structure
Vigna gracilicaulis
weathertop
weighing machines
wet batch method
wield a good baton
yawling