聚乙烯, 聚乙烯(PE)

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发表于:2018-12-13 / 阅读(275) / 评论(0) 分类 外研社新标准高中英语选修9

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发表于:2018-12-13 / 阅读(273) / 评论(0) 分类 外研社新标准高中英语选修9

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(116) / 评论(0) 分类 英国学生科学读本

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发表于:2018-12-31 / 阅读(260) / 评论(0) 分类 粉红猪小妹第三季

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发表于:2019-01-10 / 阅读(176) / 评论(0) 分类 外研社新标准高中英语选修8

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发表于:2019-01-10 / 阅读(169) / 评论(0) 分类 外研社新标准高中英语选修8

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发表于:2019-01-10 / 阅读(181) / 评论(0) 分类 外研社新标准高中英语选修8

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发表于:2019-01-10 / 阅读(180) / 评论(0) 分类 外研社新标准高中英语选修8

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发表于:2019-01-10 / 阅读(185) / 评论(0) 分类 外研社新标准高中英语选修7

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发表于:2019-01-10 / 阅读(214) / 评论(0) 分类 外研社新标准高中英语选修9

By David Gollust Jerusalem 01 August 2007 U.S. Secretary of State Condoleezza Rice held talks with senior Israeli officials Wednesday to try to restore momentum to the Israeli-Palestinian peace process. She came to Jerusalem from Saudi Arabia, where

发表于:2019-01-13 / 阅读(210) / 评论(0) 分类 2007年VOA标准英语(八月)

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(300) / 评论(0) 分类 英语时差8,16

By Steve Herman New Delhi 14 August 2007 An electrician checks the decorative lights on the Indian gate, at the joint border check post, Wagah, India, 13 Aug 2007 Sixty years ago, India and Pakistan celebrated their newly won independence from Britis

发表于:2019-01-26 / 阅读(357) / 评论(0) 分类 2007年VOA标准英语(八月)

By Sabina Castelfranco Rome 08 April 2007 Pope Benedict XVI greets the faithful before delivering Easter address, 08 Apr 2007 Pope Benedict XVI celebrated Easter Mass in Saint Peter's Square Sunday and made an impassioned appeal for world peace in hi

发表于:2019-02-06 / 阅读(204) / 评论(0) 分类 2007年VOA标准英语(四月)

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(119) / 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(165) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
account id
adenosis
altitude response
aminophenols
analysis ultimate
antiradicalism
as drunk as a a fish
aureately
automatic frequency control circuit
barrel type
bench grinding machine
Blastoten
catch-cropping
chameaux
checkable deposit
cold working
common principles of international law
complete artificial collection of seedling
constant diameter cam
Corbins
cornholer
cross-referencings
crystallinic acid
cyanamide
cyanate
Cystourethropexy
delivery nozzle holder
demand shock
density coefficient
down tools
dub out
e-commerce engineer
editor macros
encouragement
escortees
external search
facies masticatoria
fluorescent penetrant method
galipeine
garter stitch
glugs
graphics supercomputing work station
Górzno
i love it
interfering with subsisting contract
key table
kiln hood
kilometerton
lepton current
link exchange
Liquidating Dividend
locomotive weight table
low vacuum protective device
marine ecosystems
marriage of cable and satellites
mixing bi-directional
mondesir
novyy buh(novy bug)
nuvaring
octal-to-binary conversion
opposed piston engine
Otochilus albus
palacanticline
palmoil
Panicum Texanum
percentage harmonic content
percentage mortality
petabyte
pole bore
production code
pump-mixing system
radar plotting board
rivet steeple head
saebs
screens out
sell sth in bricks
sexipolar
show-shopping
sonn
space division switching concept
specific jurisdiction
specific name
spinochromes
stick and string construction
stock owner
suprarenal gland hormone
table stacker
togolese republics
Toropets
trade-unions
transmutation colur
trichostrongylus disease
troped
trypaflavine neutral
two phase operation
unfrivolously
Vorey
Wahl's factor
water-rights
weed oil
wood borers
zahab