恒温恒湿机组

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow range around 37C;a departure of a few

发表于:2018-11-27 / 阅读(700) / 评论(0) 分类 新概念优美背诵短文50篇

[00:00.00]Unit 13 Talking About Weather [00:10.95]第十三单元 谈论天气 [00:21.89]Sentence Patterns [00:24.27]基本句型 [00:26.64]121.Its a nice day,isnt it? [00:29.94]天气真好,不是吗? [00:33.23]122.Wonderful weather,isnt i

发表于:2018-11-27 / 阅读(263) / 评论(0) 分类 实用英语口语

Unit 14 Talking about the weather 261. It's a beautiful day,isn't it? 262.Yes,isn't it. 263.Look at the clear blue sky. 264.What a lovely summer day. 265.I hope the weather stays this way for the whole week. 266.It's hot and humid. 267.It's too hot t

发表于:2018-12-02 / 阅读(192) / 评论(0) 分类 标准美国英语口语

2-2-A 1. The weather today: a fine day is in store nearly everywhere, with the best of the sunshine in southern and central areas of Britain. A pleasant day, then, with long sunny periods developing. Light winds. There will be light winds with a maxi

发表于:2018-12-04 / 阅读(136) / 评论(0) 分类 全新版大学英语听说教程第二册

This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But another way to keep food cool without the need for electricity is to use an evaporative cooler. This is easy to make and does not even use ice.

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 VOA慢速英语2007年(二)月

[00:02.98]What's the weather like? [00:05.93] Lesson 45 [00:08.99] The forty-fifth lesson [00:12.23] 2 Practise [00:17.21]A:How cold it is today! [00:20.27]B:I agree!But it'll be warmer later on. [00:25.31]A:What a cold day it is! [00:30.07]B:Yeah,an

发表于:2018-12-10 / 阅读(197) / 评论(0) 分类 (人教版)初中二年级上册

UNIT 2 Days and Months 日和月 Lesson 12 Rain and Sun 雨和太阳 1.What is it?这是什么? This is the sun.这是太阳. The sun is hot.太阳很热. This is cloud and rain.这是一片云和雨. The cloud is above.云在上面. The rain is belo

发表于:2018-12-12 / 阅读(75) / 评论(0) 分类 冀教版小学英语(三起)--第四册

[00:03.08]1.Listen and circle the correct responses. [00:09.61]1.a)You'll be there at two. b)I am there at two. [00:13.58]c)I am going at two. d)I'll be there at two. [00:17.14]2.a)Yes,it is.I'm Sally. b)Yes,I'm listening to you. [00:21.08]c)Yes,of c

发表于:2018-12-13 / 阅读(122) / 评论(0) 分类 广州小学英语六年级 (下)

[00:03.71]temperature [00:04.38]温度 [00:05.04]wet [00:05.81]湿的 [00:06.58]dry [00:07.31]干的 [00:08.05]hot [00:08.71]热的 [00:09.38]warm [00:10.15]温暖的 [00:10.92]cool [00:11.69]凉的 [00:12.46]cold [00:13.19]冷的 [00:13.92]shine [00

发表于:2018-12-13 / 阅读(122) / 评论(0) 分类 广州小学英语六年级 (下)

Unit 8 Healthy Living In-Class Reading Set Your Body's Time Clock to Work for You 1 As the first rays of sunlight filter over the hills of California's Silicon Valley 1, Charles Winget opens his eyes.

发表于:2018-12-18 / 阅读(134) / 评论(0) 分类 新编大学英语阅读部分

[00:03.58]CONVERSATION 1 [00:08.44]HAVE YOU EVER BEEN TO JAPAN? [00:12.59]Jack: Have you ever been to Japan? I'm going in the fall. [00:18.96]Ted: Yeah, I've been there twice. [00:23.51]Jack: Really? Tell me about it. What's it like? [00:28.58]Ted: O

发表于:2018-12-25 / 阅读(158) / 评论(0) 分类 新英语交谈注释版

Daniel: Hey how are you? Valeria: Fine and you? Daniel: Fine thanks. I have a topic for you. Valeria: OK. Daniel: I think it's a really, what do you think of the weather? Do you like this kind of like really changing weather, thunderstorms. Valeria:

发表于:2018-12-29 / 阅读(99) / 评论(0) 分类 英语趣味课堂

vision n.视力;影像;眼光;先见;远见 I wear glasses to improve my vision. 我戴眼镜以改善我的视力。 It is said that the children saw a vision of an angel here. 据说这些孩子在这里看到天使的影像。 The mayor ha

发表于:2018-12-30 / 阅读(140) / 评论(0) 分类 赖世雄进阶英语词汇3500

How to build an evaporative cooler. Also, how to prepare fruits and vegetables for cold storage. Transcript of radio broadcast: 08 June 2008 This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But a

发表于:2019-01-11 / 阅读(135) / 评论(0) 分类 VOA慢速英语2008年(六)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: Emergency hospital during 1918 influenza epidemic, Camp Funston, Kansas And I'm Faith Lapidus. This week, our subject is influenza, commonly called the flu. W

发表于:2019-01-11 / 阅读(148) / 评论(0) 分类 VOA慢速英语2008年(一)月

AS IT IS 2015-11-03 More of Us to Go Thirsty As Earth Dries Up Water supplies around the planet are running dry at an alarming rate. Scientists say the world is experiencing a shortage of fresh water. It will only worsen as the population grows and t

发表于:2019-01-12 / 阅读(102) / 评论(0) 分类 2015年VOA慢速英语(十一)月

1.take a seat 坐下 例:If everyone will please take a seat, we can begin. (请大家就座,我们就可以开始了。) 2.准备 例:Are you ready to go? (你准备走了吗?) 3. sore a. 疼痛的 4.throat n.喉咙 have a so

发表于:2019-01-14 / 阅读(163) / 评论(0) 分类 购物英语口语一本通

the total solar eclipse is one kind of very unusual phenomenon, in that several minutes, the sky brightness will drop 1,000,000 times suddenly, the temperature can fall suddenly suddenly. Moreover the total solar eclipse time is longer, the temperatu

发表于:2019-01-17 / 阅读(110) / 评论(0) 分类 英语作文

Listen to the dialogues and check the items they have talked about. 英语对话1 A:Jenny, could you read tomorrow's weather report for me? B:What's it about? A:l'd like to know the wind and weather conditions. B:Why? A:Because Tom and I are going fi

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 英语听力练习题

Part 2. The Times capsule. Keywords. time capsule, future, be passed on. Vocabulary. copper, aluminum, stainless, non-rusting, leakproof, humidity, Zimbabwe. A. Do you know what a time capsule is and what it is for? Listen to the following explanatio

发表于:2019-02-03 / 阅读(106) / 评论(0) 分类 step by step 3000 第一册
学英语单词
A.M.I.
Albendin
Altenkirchen(Westerwald)
ammonium ichthyolsulfonate
aperiodic
azimuth rotator
bicker with
blasts out
bletherers
bogarts
c-type grid
cargo papers
class file format
comatulid
complaintive
convective tornado
coordination ion
Croning process
crustlike
cyber hygiene
cytochrome a
dangerous article
die casting dies
Digitalis lanata Ehrh.
dilijan (dilizhan)
dip south
distinctive quality
divi-
ecologic tolerance
enheartens
eolianite
epidural space block anesthesia
exclusive agency policy
file end flag
framed roof
frequency modulation detector
furrow slice
fuzzy set system
gat-toothed
general inversion
glass screen method
glycine ethyl ester
hammetts
high-centering
hypocist
import and export merchant
incretopathy
invariants of projection
kjos
lease-finance
left twill
magnesium metaniobate
measured distance mark
medical evacuation (medevac)
Mother Brown
MYOP
Neolitsea pallens
noble gas laser
non-poliovirus
nonreceptor
oil-heated
papachristou
para-sprue
pdges
pedio-
performance auditing
pichiciego
Pleuromya
powdered slag
power agreement
pro-capitalist
psocidus sauteri
psyches
resistive cutoff frequency
rhamnogalacturonans
saturated sleeving
schrenker
scruple about
seite
set ... right
shoestring sand trap
signalman engineering
sinus irregularity
snese
source row selection rule
spacelike surface
spin wave side band
state transition model
steatolytic enzyme
stern chock
subtack
terrane analysis
theory of judgement
thiourethane
tie up loose ends
train breaking
unobligated
verbifications
Viking ship
wack job
wrap-and-tie
Yue Fei