四氟乙烯(特氟纶)

WORDS AND THEIR STORIES - Teflon By Frank Beardsley Broadcast: Sunday, December 12, 2004 Now, Words and Their Stories, a VOA Special English Program about Amercian expressions. I'm Rich Kleinfeldt wit

发表于:2018-12-01 / 阅读(313) / 评论(0) 分类 WORDS AND THEIR STORIES

SCIENCE IN THE NEWS - Air Pollution Harms Young Lungs / A Legal Settlement Over Teflon By Broadcast: Tuesday, October 05, 2004 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-02 / 阅读(311) / 评论(0) 分类 科技之光

SCIENCE IN THE NEWS - U.S. Seeks to Cut Levels of Chemical Used for Teflon, Other Non-Stick ProductsBy Caty Weaver, Brianna Blake and Jerilyn Watson Broadcast: Tuesday, February 07, 2006 (MUSIC) VOICE

发表于:2019-01-16 / 阅读(210) / 评论(0) 分类 2006年慢速英语(二)月

Why Teflon Is Slippery Teflon is the trademark name for PTFE, a type of plastic. If you own any non stick cookware, then you probably use PTFE on a daily basis. You might not realize, as you fry your morning eggs, that PTFE is one of the most slipper

发表于:2019-01-22 / 阅读(348) / 评论(0) 分类 英语时差8,16

Why Teflon Is Slippery? 1954年,法国工程师马克格雷瓜尔(Marc Gregoire)的妻子柯莱特(Colette)突发奇想,觉得丈夫用来涂在钓鱼线上防止打结的不粘材料特氟龙(Teflon)如果可以用在煎锅上,效果一定不错

发表于:2019-02-24 / 阅读(212) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
abscond to avoid punishment
achille rattis
acid base titration detector
allactite
Alvarez
ambagical
ammoniation
amphithecium
anthia
aqar
axiomatical
Bitupita
blast-furnace tapping
blown someone away
bottom-fired reformer furnace
bunia
cog-wheel movement of pupil
complement deficiency disease
computation of reinforcement
conjugate-palmate
converting station
countries of origin
cricoarytenoids
decanting jar
default interest
despicabilities
disorganizes
draining pump
dusken
dynamo-electric machine
eichholtz
Eiterfeld
emmanuele
estimated growth rate
extraviolet
fadest
gear tooth comparator
genus Aramus
graph of trigonometric function
hand-set bit
heat carrier cracking
hexafluorobenzene
homozygosis
hypotrichotic
IMF Petroleum Fund
imponing
improved on
introvertedness
irradiation sterilization
jet transfer
John Q. Public
joint expeditionary troops
keep peace with
Laughton
leading tape
Ledmozero
Llimacia sagittata
local operation
luminescent organ
man of men
medlams
message storage requirement
microprocessor bus
microsphaera diffusa cooke et peck
molecular beam spectrometer
mouldy fig
murtis
Männlifluh
non-chaotic attractor
otospongiosis
parallel execution
parallel execution of plans
Pelman
photographic emulson ethods
public procurement
pull cord
rausches
rectangular drainage
reladling
single fed repulsion motor
slurry volume percent
special symbol
stagnant boundary layer
Stenokalyx
stoma ulcer
struma hyperplastica
subfamily
Sunday Post
synchronous altitude gravity gradient experiment
territorial combine
thermolectric
three unit twin
to coin
Vastherm
Volta Redonda
Watansopeng
x ray analysis
Xinetd
Yalow, Rosalyn
zone melt