[化] 乙基纤维素
[医] 乙基纤维素

ethyl cellulose的用法和样例:

例句

  1. Activated carbon as the sorbent and catalyst support was capsulated with ethyl cellulose by phase separation methods.摘要对兼具吸附和催化剂载体功能的多孔结构活性炭,以乙基纤维素为材料用相分离进行包覆。
  2. Oxygen enriching membranes are first prepared from room temperature thermotropic cholesteric liquid crystal and ethyl cellulose.首创了室温热致胆甾液晶与乙基纤维素共混富氧膜。

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(127) / 评论(0) 分类 2014年VOA慢速英语(五)月

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(87) / 评论(0) 分类 VOA双语新闻 2014年1月

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(80) / 评论(0) 分类 英语时差8,16

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. It sounds like something out of a bad science fiction novel. During World War II, a fungus called Tricoderma reesei ate its way through US military unifo

发表于:2019-01-08 / 阅读(96) / 评论(0) 分类 Scientific American(五)月

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(90) / 评论(0) 分类 VOA标准英语2011年(四月)

Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou

发表于:2019-01-12 / 阅读(96) / 评论(0) 分类 2014年VOA慢速英语(九)月

Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2014年(一月)

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(60) / 评论(0) 分类 白领英语晨读

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(85) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(93) / 评论(0) 分类 万物简史

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(113) / 评论(0) 分类 TED演讲教育篇

台湾籍旅美老师今天交给我们的句子是: It's not rocket science: Focus on lean protein, healthy fats and non-processed, unrefined carbohydrates such as vegetables, beans, whole grains and fruit. 这不难懂:多摄取低脂肉类、健

发表于:2019-02-22 / 阅读(89) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
abdellatif
accounting for foreign operation
adiabatic heating
apparent superluminal velocity
aristodikos
aryepiglotticus
average preference
band pass signal
bar splicing
barbershop
begrime with
big jaw
bioinvader
carf
carrier healthy
Colorado River
come along!
concordant sample
confluent hypergeometric equation
conservation of aquatic resources
convolvulus sepiums
crime passionnel
customer costing
Daneland
decoupages
demilunes of Heidenhain
desacralize
die-cutter
distillation chamber
document overlength
door-ways
effective bond length
electrical check
electrokinetic injection
electron interchange
eye brain
family reunion
favorite-son
fibromuscular
fluorophytosterol
formation sensitivity
front-of-the-house
fruit trees
future research
gangrenous vulvitis
heavy water-reactor
Hemipilia henryi
high pressure steam etching
horizontal unit
impanating
intercommunication circuit
iron-sinter
jardyne
laevoisemen
leclercq
local hour angle of aries
lyer
Mineyama
miscellaneous interference
mixed-mode processing
moving viscera table
multilevel processing
multiple priority level
multiplexing and demultiplexing equipment
nervi ampullaris lateralis
non-aggression axiom
notalin
oil well drilling
Omaruru
peroxide blonde
persian melons
posterior laryngeal nerve
preboards
Prisoner of Zenda
proportional control
prototype theory
public file
rhapis major bl.
rigid rotator
royal chuck
Scorpius X-1
semilunar membrane
shock vulneralis
similar folding
software cross assembler
specific productivity index
steady state creep
stretch graphitization
substantiations
surface gathered water
sutura infraorbitalis
teme
tenylidone
Tetramepromazine
textile mills
thermal glow curve
thorn in the flesh
tractioner
Tylophora oshimae
unhasty
weaponed
wide-cut