[化] 最高有效压缩率

用Mp3背六级单词045

maintenance inflict identification unemployment intensify decay idiom outbreak idleness beam overwhelming shipwreck graphite thrifty preset misfortune untie compression immortal weary roam transplant impartial vocal

发表于:2018-12-01 / 阅读(238) / 评论(0)

用Mp3背六级单词

60秒科学:新CPR,免去人工呼吸的尴尬

New data show that when bystanders without emergency medical training try CPR using only chest compression, the results can be better than if they also attempt mouth-to-mouth. Christopher Intagliata reports 看见身边有人突然倒了，想救人家

发表于:2018-12-07 / 阅读(222) / 评论(0)

60秒科学

机械类词汇大全-45

1849 、静摩擦 staticfriction 1850 、颈轴承 journalbearing 1851 、颈缩 necking 1852 、频带宽度 bandwidth 1853 、频率 frequency 1854 、头座 headstock 1855 、阈值；临界值

发表于:2018-12-08 / 阅读(156) / 评论(0)

英文名句短语

英语作文怎样复习

作文和听力，阅读一样，可以早做准备。现在流行的复习方法是从下半年复习，甚至是考试前3个月才开始复习。复习的教材无一例外的是考试虫系列的万能作文：背一二十篇作文模式，背一二

发表于:2018-12-12 / 阅读(106) / 评论(0)

英语学习方法

China Issues Highest Level Emergency Response to Heat

China's national meteorological bureau has issued its highest level emergency response to the current heatwave gripping parts of China. The sizzling weather in Shanghai has so far claimed at least 10 lives. CRI's Zhang Shuangfeng has more. It's the f

发表于:2018-12-19 / 阅读(127) / 评论(0)

世界各地新闻集锦

商务口语第67讲:制造工程(2)

1.Computer-Aided Manufacturing(CAM) 计算机辅助制造 A: Is CAM used in China? B: Yes，it has been uesd in China for almost twenty years. A：在中国有使用CAM的吗？ B：有啊，在中国使用已经将近20年了。 2.Hot working 热加工 A: What are the hot working proc

发表于:2018-12-26 / 阅读(150) / 评论(0)

天天商务口语

爆笑英语口语第156期:让你开心的几个场景

Language Points 1.Your coffee comes exactly as you like it, with the precisely right ratio of cream to sugar 2.You make all the stop lights when youre in a hurry 3.You come back from the bathroom at a restaurant and your delicious meal is already at

发表于:2018-12-26 / 阅读(114) / 评论(0)

爆笑英语口语

数学英语 26 What is the Golden Ratio

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(252) / 评论(0)

数学英语

数学英语 14 How to Use the Golden Ratio

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(285) / 评论(0)

数学英语

In Emotional Goodbye, Obama Awards Biden America’s Highest Honor

U.S. Vice President Joe Biden has been awarded the Presidential Medal of Freedom Americas highest civilian honor. U.S. President Barack Obama surprised Biden with the award Thursday during an emotional ceremony at the White House. Obama announced the

发表于:2019-01-02 / 阅读(138) / 评论(0)

2017年VOA慢速英语(一)月

电信专业英英词典D-4

D type Channel Bank A D type channel bank is channel termination equipment used for combining (multiplexing) individual analog channel signals on a time division basis. D type channel banks provide in

发表于:2019-01-03 / 阅读(198) / 评论(0)

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租房好还是买房好

After nearly twenty years of homeownership, Ive spent the past ten months renting an apartment. I like it. And I dont. There are pros and cons to renting a place, just as there are pros and cons to owning a home. For me, one of the biggest cons is th

发表于:2019-01-08 / 阅读(148) / 评论(0)

英语小短文

VOA标准英语2010年-CPR Works Without Mouth-to-Mouth

Study finds chest compressions are the real life-saver Art Chimes | St. Louis, Missouri 29 July 2010 Cardiopulmonary resuscitation, or CPR, has been around in its modern form for about 50 years. Its rhythms of chest compressions and mouth-to-mouth br

发表于:2019-01-13 / 阅读(153) / 评论(0)

VOA标准英语2010年(七)月

经济学人49:生个甜甜和香香又何妨

Indias sex ratio is getting worse. The trend can be reversed. 印度的性别比例扭曲越加严重，这个趋势能够逆转 THE news from Indias 2011 census is almost all heartening. Literacy is up; life expectancy is up;family size is stabilisi

发表于:2019-01-26 / 阅读(157) / 评论(0)

经济学人综合

China cuts its reserve ratio again

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(180) / 评论(0)

英语新闻

央行降准降息支持实体经济

The People's Bank of China says the economy is still facing downward pressure. Meanwhile, the global financial market has shown major fluctuations recently. Therefore, the central bank has concluded that it's necessary to apply flexible monetary poli

发表于:2019-02-05 / 阅读(141) / 评论(0)

英语新闻

Ashton Kutcher tops Forbes highest-paid TV actors list

Ashton Kutcher tops Forbes highest-paid TV actors list LOS ANGELES, Oct. 18 (Xinhua) -- Actor Ashton Kutcher rose atop the Forbes annual list as the highest paid actor on U.S. television, while his predecessor on Two and a Half Men and the ranking's

发表于:2019-02-11 / 阅读(106) / 评论(0)

英语新闻

英闻天下——331 China's Unbalanced Sex Ratio and its Ripple Effect

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(169) / 评论(0)

英闻天下

数据显示一线城市房租领跑全国

Rising property prices in China's major cities have scared off many young people and the situation is only becoming worse as rent in these cities is becoming unaffordable. 中国大城市房价的上涨已经吓跑了许多年轻人，而当这些城市

发表于:2019-02-15 / 阅读(118) / 评论(0)

英语新闻

托福阅读备考之长难句分析

世界本没有长难句，修饰成分多了，便有了长难句。阅读速度大部分来于短时间内理解长难句的能力。大家在看长难句的时候，多思考，一个句子为什么这么长，常见的修饰成分到底有哪些？

发表于:2019-02-18 / 阅读(154) / 评论(0)

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