[网络] 聚乙二醇类;之聚乙二醇;聚乙烯二醇

情景对话: Walter: Not hydrofluoric. 氢氟酸就不会。 Jesse: Why not? 为什么不会? 知识点笔记: hydrofluoric 氢氟酸 1. 确定辅音 相对来说,辅音变化最少。 单词中 h,dr,fl,r 和 c, 都没有特殊和奇怪

发表于:2018-12-18 / 阅读(117) / 评论(0) 分类 英国学生科学读本

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(301) / 评论(0) 分类 英语时差8,16

Yael: I have a question for you, Don. Paper or plastic? Don: Not that question again, Yael. Does anyone really care whether their groceries are put in plastic or paper bags? Y: Sure they do. In fact, the city of San Francisco has taken an interest in

发表于:2019-02-23 / 阅读(122) / 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(166) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
-ectasia,-ectasis
air control operations
aircooled cargo
airport surface detection equipment (asde)
allergic pneumonia
Amcide
angle transformation
angusrifolin
aslett
astreopora moretonensis
Bealanana
bibliothekes
biological dosimetry
bit-images
capture buffer
Carrier Ethernet
coefficient standard deviation
condensation efficiency
Cythara
deep-litter house
dental engine cord
digital relay
disadventurous
draft control system
dry process
environmental protection agency progress report
frost point hygrometer
gas mantle
grips
harmonic excited generator
heavy bitumen
holdstocks
ideal highpass filter
interest school of law
intrinsic Young's modulus
Japan Railway Technical Service
kahului
kinetic stability
leisk
Liebercrat
light-mindednesses
logon (log on,log-on)
loss carryback and carryforward
Madliena
Meregate
methyzazone
micrographically
milling department
minicluster
molded products
multiple stage harmonic gear drive
mushroom rock
nook or cranny
occalcarine
officebuilding
offset error
oostegopod
orissas
ovens-to-table
Oxwich Point
Oxytropis baxoiensis
patavine
peaking load hours
period under review
planning variable
poupon
primary cutaneous mucormycosis
rain density
reattainment
religionistically
roentgenocinematography
shit shows
Shitler
sintered foamed metal
slot-and-wedge type
snow chains
spermaceti wax
stand-by current
standard rating cycle
steel column
submerged nozzle
sustained ceilling current
tablet block instrument
tammerforss
technopositivist
terminal adapter
thiosine
tilting-pad bearing
time penalty
total division
Treig, Loch
trigger formula
truck brake cylinder
v-shaped grains
vauntless
Vladivostok agreement
VSPAN
water soluble organic substance
water-gas reaction
werecreature
wind aloft observation
wool blends