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(244) / 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(252) / 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(170) / 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(311) / 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(172) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
-ative
0439
aetheric
Balloon Help
Berus, Tk.
black church
book-burner
bromo-benzal
buna 115
camoisly
capital expenditures and revenue expenditures
casing
catastrophe reinsurance cover premium
caulkin
Certified Netware Engineer
channel retting
collective income
collimated flux
common ownershp
cornine
Cymbeline
decentralization in purchasing
depolariser(-zer)
destonie
Doppers
drift spaces
Early Tripuri
echo box
error free running period
express alternate pcb
ferl
finger bar cutter
floating point control field
fluorescein paper
forced spacing
free
free and unfettered
frequency theory
gamma (radiation) emitter
Guerin press
hemp reaping machine
hlophe
homoneura (homoneura) beckeri
hortis
hurry call
ichinose
iconoscope mosaic
inserted-tooth cutter
knurled roller
kramel
KVO
ladling
langevins
list of parts
long planes
lords and ladies
love-parade
mean of variance
memecylon pendulum
metallic inclusion
ministering
momoss
nanotip array
nenana
network environment
nonmailable
normal form of the characteristic
oh-ing
ohl
ornamental letter
ottr
party to an instrument
piping flowsheet
pressure group
pressurization by compressed air
pretention
printing test
pyogenic infections
pyostacin
quasi-command
reiders
rotamase
rowch
salesroom
self-refutes
sinuses of Morgagni
special notes
specific markup
spheric probe
swarming spore
tangram
to explore
TOD CLK (time-of-day clock)
universal sawing machine
upper-level high
user research
van Gieson's stain
vessel with wave-piercing hull
wedge-strip chromatography
welfare expenses
whang-doodles
wide-gab