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
abactinal
abnormal task termination
Adenophora paniculata
Adentri
adjacent sea marginal sea
age-related cataract
air calorimeter test
air filtration plant
Ardennes
arteriae supratrochlearis
arthroempyesis
as drunk
Assmann's infiltrate
associate with
ataxiaphasia
automatic test generation system
axle fairing
bargaining position
barite dollar
bark slip
barley seed
Barrero
betterments
bonfire nights
caddie-master
canvas fabric
Chagos Trench
chicharron
comicalness
commodore 1541
corollate
Corydalis dubia
courtly love
crenatum
critical escape speed
cross-connect
croyn
data set profile
delay
Demeso
device specification routine
dewatering rust preventive oil
drum gear
electrode supporting structure of arc furnace
ethylcinnamic acid
evolutionary anthropology
fashion-designer
fetalcirculation
fossae costalis
further sum
Geranium maximowiczii
groundplot
hard alloy steel
hyalohyphomycosis
in a low voice
index number of value of imports and exports
instruction control unit
introducees
ISA (Instrument Society of America)
isochron lines
lamb-showers
lateral dorsal cutaneous nerve of foot
manganese diiodide
Martonite
mediating variable
mensurableness
micklewrights
moral majority
motion picture camera
much ado about nothing
neo-traditional
nmjic
normal velocity
order close-out selection by date audit list
ordered in
out of paper
outboard logical unit
overgroups
pinion-gear shaper
Poison put
prompt string
pull ... teeth
radio interferometers
refractory hard metal
responder assisted surveilence radar
right of making available of fixed performances
roesner
ronaldo
run a school
segment of a curve
septal lamella
side gage bar
space industrialization
sqrt
stellates
talayots
unanalytically
uncommit
weaker uniformity
whistle britches
working earthing