表面层氮化法

CHAPTER ONE [00:44.25]READING [00:45.74]Page 2 and 3 [00:48.43]THE YOUNG GREEN CONSUMER GUIDE [00:51.51]Review by Tony Ma [00:54.62]This book says that our world is in danger [00:59.32]It is vital that we do something to save the earth [01:04.21]Firs

发表于:2018-12-01 / 阅读(504) / 评论(0) 分类 上海牛津初中英语九年级

It's a common enough sound in summer, after the wind finally picks up on a hot and humid afternoon, as the rain starts spattering down in big, fat drops--you're in for a full-blown thunderstorm. It's much less common in winter, even during a snow sto

发表于:2018-12-03 / 阅读(109) / 评论(0) 分类 英语时差8,16

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(176) / 评论(0) 分类 听一分钟英文-O

as it is 事实上,实际上 be running out of 用尽,用完 beneath 在之下 capsule 容器 cause ...to 导致 (使处于的结果 ) collapse 坍塌 drill 钻孔 explosive 炸药 keep in touch with 与保持联系 layer 层 lose heart 失望,

发表于:2018-12-17 / 阅读(102) / 评论(0) 分类 新概念英语第二册单词MP3

Healing Elbows And Eyeballs A scratch to the surface of your eye heals quite rapidly, often in a matter of minutes. But a surface scratch on your elbow takes days rather than minutes to heal. The reason for these different rates of healing is directl

发表于:2018-12-27 / 阅读(105) / 评论(0) 分类 英语时差8,16

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(211) / 评论(0) 分类 英语课程学习计划和讲义

地道美语听力播客English as a Second Language Podcast (ESLPod),是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话,于2005年7月23日首播, 主播Dr. Jeff McQuillan为南加州大学的语言学博士

发表于:2019-01-01 / 阅读(149) / 评论(0) 分类 地道美语播客

美语中,一些感叹词的意义跟字典上的解释不尽相同,要在日常生活中才能体会到。让我们看看以下几个例子: Oh的字典意义是嗬;哦;哎呀,表示惊讶、的恐惧等。但将这个词连起来用,却

发表于:2019-01-09 / 阅读(158) / 评论(0) 分类 实用英语

Mantle 地幔 We are living on the surface of the Earth. 我们生活在地球表面。 So, what is inside the Earth? 那么,地球内部是什么? There is a mantle under the surface of the Earth. 地球表面以下是地幔。 The mantle takes

发表于:2019-01-10 / 阅读(229) / 评论(0) 分类 与美国小学生一起学英文第7册

A: May I exchange this DVD player? B: Certainly. Do you have your receipt? A: Here you are. B: Now, why do you want to exchange it? A: It won't play a DVD. B: I'm sorry. I'll get you a new player. A: At first, I thought it was me. B: Okay, here's a n

发表于:2019-01-20 / 阅读(172) / 评论(0) 分类 购物英语对话

A: I'd like to exchange this DVD player. B: Of course. Do you have your receipt? A: Here it is. B: Now, could you tell me why you want a different one? A: It refuses to play my DVDs. B: That's strange. Let me get you a new one. A: All my friends trie

发表于:2019-01-20 / 阅读(127) / 评论(0) 分类 购物英语对话

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(169) / 评论(0) 分类 纯正英语一分钟

HARI SREENIVASAN, PBS NEWSHOUR WEEKEND ANCHOR: Scientists studying climate change in Antarctica reported this week that the hole in the protected ozone layer of the earth's atmosphere has shrunk. The discovery of the hole in the mid-1980s led to a wo

发表于:2019-01-27 / 阅读(126) / 评论(0) 分类 PBS访谈环境系列

The National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no

发表于:2019-01-30 / 阅读(156) / 评论(0) 分类 VOA标准英语2010年(六)月

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

发表于:2019-01-30 / 阅读(158) / 评论(0) 分类 英语新闻

Marit Larsen 从那个红遍全球的少女组合M2M里走出来的Marit Larsen并没延续M2M的流行摇滚,而是选择了清澈的民谣曲风,用她时而俏皮时而的甜蜜的嗓音来吟唱她自己写的小曲儿,带给听者如沐春风的清新感觉。 中英歌词: It's such a funny sensation to be so happy that

发表于:2019-02-06 / 阅读(176) / 评论(0) 分类 音乐咖啡厅

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic

发表于:2019-02-17 / 阅读(149) / 评论(0) 分类 英语新闻

很多参加gre的考生在做gre写作的时候都没有写提纲的习惯,这是非常不好的。提纲在gre写作当中起到了至关重要的作用。从今天起,我们将对gre issue进行分析,弄清写作思路,这样才能让gre

发表于:2019-02-19 / 阅读(146) / 评论(0) 分类 GRE作文

Why lips go dry? 为什么嘴唇会干呢? Lets start by reviewing the ways in which the surface of our lips is different from the surface of the skin on the rest of our bodies. Basically, our lips are made of the same mucus membrane that coats t

发表于:2019-02-24 / 阅读(140) / 评论(0) 分类 英语听力文摘 English Digest

It's a common enough sound in summer, after the wind finally picks up on a hot and humid afternoon, as the rain starts spattering down in big, fat drops--you're in for a full-blown thunderstorm. It's much less common in winter, even during a snow sto

发表于:2019-02-24 / 阅读(162) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
abstenious
Actinopoda
aerodynamic property
amorphous shape
annual audit program
anticipatory guidance
audit exposure
Bakιrköy
ballistic missile early warning satellite system
bereft of reason
blab
buffer-saline
California lady's slipper
capacity of whitening machine
career
centering mark
Chinese angelica tree
Chlorthiepin
chomutov (komotau)
coagulation factor
cochleitis
Cosmocercidae
damage to machinery
Davat's operation
deplication
dimethyl ether
dischides belcheri
dissensitization
diwpa
elongate with long axis
enchanced radiation
enfierce
etymonic
exchange-rate regime
experimental phytopathology
fuelling vehicle
funneled
genus Entoloma
group identity
half-coiled winding
hand control wheel
hand work
handal
Handsworth
homing mechanism
hurne
hydro-lyase
i.d.c
image-disturbing
killarney ferns
king pile
Kume Masao
launch a ship
Lille I, II, and III, Universities of
Listore
lubows
manpacked radio set
manufacturies
massive head buttress dam
medical lighting
mercery
microchemist
mya
neon-tube type wave meter
nonadopter
normalized bit weight
oxandrolone
Palmer body
pass a resolution
peace-officer
petty lessor
Polcortolon
potato mosaics
pth-c
Puyango, R.(Tumbes, R.)
Rapel, R.
reference batch control id
representation element
Scriabin, Aleksandr
sensory paralyses
set piling
sex dream
speed of transmission
spider lily
stopka
straight-run distillate
suxeton
testing of life-saving appliance
topological classification
transparency conductive electrode
tuillet
two-dimensional modeling
unfittingly
unilateral baldness
unreliable item
us http
utilitarianize
valid access
wave forecast
Wilkinson-Peters benzidine peroxidase reaction
wolle
zero-force member