溴化锂吸收式热泵机组

Unit 6: Talk about the whether Thats right .talk about the seasons Spring has come The rains are lasting April. Its getting hot in the August The nights are very cool It often slows in January January remarks about the whether Its nice day, isnt it?

发表于:2018-11-27 / 阅读(403) / 评论(0) 分类 从ABC到流利口语

45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

发表于:2018-11-28 / 阅读(465) / 评论(0) 分类 新概念优美背诵短文50篇

Section A [00:01.23]1. W: Excuse me.Did you say that these jackets were fifteen dollars? [00:07.00]M: No,I said fifty dollars. Here's the price on the tag. [00:11.70]Q: How much are these jackets? [00:15.67]2. M: The plane's leaving at 5:30. [00:18.6

发表于:2018-11-29 / 阅读(324) / 评论(0) 分类 决胜四级听力必备

00:04.99]A Learn to say [00:12.72]I'm hungry,Mum. [00:15.96]What would you like? A hot dog?Sounds good. [00:22.41]Here you are. Thank you.I'm thirsty,Dad. [00:28.94]What about some juice? No,I'd like a soft drink. [00:36.31]Here you are. Thanks Dad.

发表于:2018-11-30 / 阅读(308) / 评论(0) 分类 牛津小学英语三年级

00:04.34]Language Structure: The Subjunctive Mood [00:09.82]A:I wish I could go swimming with you this afternoon. [00:17.11]B:Aren't you going? I thought you were. [00:21.71]A:A former classmate of mine is coming to see me after lunch,so I can't go.

发表于:2018-12-04 / 阅读(316) / 评论(0) 分类 高中英语上外版二年级

THE PROPERTIES OF WATER Earth is an ocean planet. About three billion years ago, life on our planet began in the deep blue seas. Ninety-nine percent of the living space on earth is in the oceans. Marine life is incredibly rich and varied. There are

发表于:2018-12-04 / 阅读(165) / 评论(0) 分类 人教高中英语高二

[00:03.58]It's raining! [00:05.04]SECTION A [00:07.50]1b . Listen and write these city names in the boxes above. [01:10.53]2a. Listen.Number the pictures [1-4] as you hear them. [02:02.98]2b. Listen again. Match the names with the activities. [02:53.

发表于:2018-12-04 / 阅读(272) / 评论(0) 分类 初中英语山东版七年级上

Unit 9 Text A Listening First Listening Before listening to the tape, have a quick look at the following words. greenhouse effect 温室效应 alter 改变 release 排放 carbon dioxide 二氧化碳 t

发表于:2018-12-04 / 阅读(138) / 评论(0) 分类 21世纪大学英语读写教程

音乐之声The Sound of Music The hills are alive with the sound of music, With songs they have sung for a thousand years. The hills fill my heart with the sound of music My heart wants to sing every thing every song it hears. My heart wants to beat

发表于:2018-12-07 / 阅读(161) / 评论(0) 分类 早读英语精华本

[00:04.53]Unit 22 Environmental Protection [00:08.85]Lesson 1 Global Warming [00:12.39]Can we take the heat?In the last few decades, [00:16.95]environmentalists have reported [00:19.02]that human beings are causing changes [00:22.29]in the Earth's cl

发表于:2018-12-13 / 阅读(255) / 评论(0) 分类 北师大版高中英语模块8(选修)

[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1

发表于:2018-12-13 / 阅读(218) / 评论(0) 分类 北师大版高中英语模块8(选修)

MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in

发表于:2018-12-29 / 阅读(250) / 评论(0) 分类 人教高中英语高二

[00:01.26]Unit 4 Inventions and Inventors [00:05.02]Lesson 13 [00:10.56]Exercise 1.2 [00:14.46]Microwave ovens are used by [00:16.53]millions of families every day. [00:18.99]Many of you may have a microwave oven [00:21.23]in your home. [00:22.79]the

发表于:2018-12-29 / 阅读(380) / 评论(0) 分类 北师大版初中英语九年级(全一册)

[00:01.58]Module 2 THE FUTURE [00:04.69]Unit 2 Some animals will die. [00:08.86]1 Listen and read. Then say. [00:13.09]Greenhouse Gases [00:15.40]Greenhouse gases come from cars and factories. [00:20.43]The gases keep the heat from the sun [00:23.10]

发表于:2018-12-29 / 阅读(232) / 评论(0) 分类 外研社新标准初中英语八年级

[00:03.12]Module 6 THE CLOTHES WE WEAR [00:08.12]UNIT 1 Why are you wearing a dress today? [00:14.24]1 Listen and read. Then say. [00:18.48]Hello, Jane. [00:19.62]What are you doing? [00:21.68]I'm trying on my dresses. [00:24.48]You usually wear jean

发表于:2018-12-29 / 阅读(238) / 评论(0) 分类 外研社新标准初中英语七年级

NASA Identifies Shuttle Endeavour's Heater Glitch NASA says engineers at Kennedy Space Center believe they have identified the cause of the heater failure that forced the postponement of the launch of the shuttle Endeavour. NASA technicians say the f

发表于:2019-01-14 / 阅读(193) / 评论(0) 分类 VOA标准英语2011年(五月)

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-02 / 阅读(228) / 评论(0) 分类 英语单词荟萃

水泥英文单词 矿渣水泥slag cement 硅酸盐水泥portland cement 主导产品leading product 年产量annual output 基准reference 体系system 完全燃烧complete combustion 不完全燃烧incomplete combustion 机械不完全燃烧mechanical incomplete combustion 化学不完全燃烧

发表于:2019-02-07 / 阅读(297) / 评论(0) 分类 英文语法词汇

Step by Step 3000. Book Two. Unit 10. News 2. Health. Part 1. Warming up. A. Keywords. building, department. Vocabulary. outpatient, physician, roundabout, ward, administrative, dispensary, surgery. You're going to hear some information about the lay

发表于:2019-02-15 / 阅读(148) / 评论(0) 分类 Step by Step 3000 第二册

If you visit upland areas of Britain places like the mountains of Scotland, or Wales, or the Pennine Hills in northern England you will see a lot of sheep. Many of the sheep are in places where there are no walls or hedges to keep them in their field

发表于:2019-02-19 / 阅读(196) / 评论(0) 分类 听播客学英语
学英语单词
'boks
a scope (indicator)
a. lumbalis ima
acetified
achlya dubia
aime
amalgamated metal
antigambler
arch mast
automatic wheel truer
bait-and-switch
bassianus
billede
bobby pin
cainosite
calta
canoeshaped ridge
collagen slurry
conductivity logging
congenital amaurosis
corner block
cru silk
cylinder lagging
dducs UCS
defocrsing
dense product
detoxifying
disenfranchisement
dye transfer process film
El Molar
environmental pollution indicators
epigrammical
excambion
Ganglion parasympatheticum
Gr-1
greater doxology
Gustavus III
gymncyte
hag
highly amorphous cellulose structure
houyhnhnmss
ice saturation
in existence
Incisura sphenopalatina
interactional perspective
intumescent resin coating
inverse substitution
Korotkoff's test
latent mastoiditis
lauper
licking them
limacinia clavatispora
lose faith in
majority voting system
memory oriented system
Mihmandar
miniature eletrical train staff
noh
octacosane
of authority
operating point
Owenke
panel painting
pathergasiology
pellet chain
percentage of unserviceable locomotives
period to period growth rate
phlaeoba nantouensis
photographic material
post-coital ovulation
power bilge pump
prince ruperts
profile length ratio
quality manager
RAID 5
randomite (nordstrandite)
receiver protector
redblack
refractory stoppers
remarrubiin
retractible
reversed expansion
reyner
Sain Alto
scicon
short distance navigational aids
shovel-shaped incisor
sole cutting edge countersink
sportsman's seat
statical-head
Stephen of Perm, Saint
Strip-survey
submental artery
timber trailer
tricentenaries
unliterate
UWDC
vicariation
wet method of artificial fertilization
wine-pot
wire-winding technology
Wittgenstein, Ludwig Josef Johann