涡轮的效率比值

VOA慢速英语--法国希望从海岸获得更多风能

France Hopes to Get More Wind Energy from Its Coasts France recently launched its first floating wind turbine. The new turbine is called Floatgen. It is near the countrys western coast. Makers of the turbine say it is able to provide electricity for

发表于:2018-12-07 / 阅读(180) / 评论(0)

2017年VOA慢速英语(十二)月

背诵为王第三册第 25 课

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2018-12-08 / 阅读(268) / 评论(0)

背诵为王第三册

VOA标准英语2008年-One Man's Passion: Renewable Energy Projects

By Paul Sisco Washington D.C. 24 January 2008 Wing Power, wave power, people power. Italian inventor Lucien Gambarota tries to capitalize on all three. VOA's Paul Sisco explains in this week's Searching for Solutions report. Lucien Gambarota is a vis

发表于:2018-12-16 / 阅读(152) / 评论(0)

VOA标准英语2008年（一月）

趣味青春英语第150期:On my back

Idiom: On my back 一个人不停地对某人唠叨 Hit the book: Harness Sustainable Emission Inexhaustible Mitigate Turbine

发表于:2018-12-27 / 阅读(213) / 评论(0)

趣味青春英语

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(235) / 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(270) / 评论(0)

数学英语

AGRICULTURE REPORT - Using Water to Produce Electricity

AGRICULTURE REPORT - Using Water to Produce Electricity By Gary Garriott Broadcast: Tuesday, May 04, 2004 This is the VOA Special English Agriculture Report. The power of flowing water can be used to

发表于:2019-01-04 / 阅读(183) / 评论(0)

农业与发展

VOA标准英语2010年-Florida Man Installs Wind Turbine on H

Amid the recent economic downturn, demand in the U.S. is rising for small wind turbines to power people's homes. The American Wind Energy Association says sales of such turbines rose 15 percent in 2009. One man in Florida is generating his own power

发表于:2019-01-04 / 阅读(139) / 评论(0)

VOA标准英语2010年(六)月

2007年VOA标准英语-Hong Kong Inventors Unveil New Micro-Wind Turbi

By Claudia Blume Hong Kong 18 March 2007 Buzzing Hong Kong is better known for keeping lights on all night and the Wind turbine air conditioner running full blast, not saving energy. But engineers in the city have introduced an innovative wind energ

发表于:2019-01-05 / 阅读(159) / 评论(0)

2007年VOA标准英语（三月）

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(139) / 评论(0)

英语小短文

VOA慢速英语 Agriculture Report - Improving 'Feed Efficiency' in Cattle

Agriculture Report - Improving 'Feed Efficiency' in Cattle 农业报道 - 提高牛的饲养效率 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Animal feed is the bigge

发表于:2019-01-12 / 阅读(140) / 评论(0)

2012年VOA慢速英语(十一)月

VOA慢速英语2015 2015年地球日:骑自行车、徒步旅行和植树

AS IT IS 2015-04-23 Earth Day 2015: Biking, Hiking and Planting Trees 2015年地球日:骑自行车、徒步旅行和植树 April 22 is the 45th anniversary of Earth Day. This years theme is Its Our Turn to Lead. The organization, Earth Day Network,

发表于:2019-01-12 / 阅读(132) / 评论(0)

2015年VOA慢速英语(四)月

VOA标准英语2009年-Texas Wind Power Museum Shows Way to Sustainabl

One of the key sources of renewable energy being developed today is wind power, utilizing giant turbines to generate electricity. These work best in windy places like the U.S. Great Plains that stretch from west Texas in the south to the Dakotas in

发表于:2019-01-13 / 阅读(143) / 评论(0)

VOA标准英语2009年(三月)

仿生无桨叶风力发电机

仿生无桨叶风力发电机 Energy created by conventional three-blade wind turbines is cheap, sustainable and pollution-free. But according to current estimates, their fast-moving blades kill up to 300,000 birds annually in the U.S. 三叶风力发

发表于:2019-01-14 / 阅读(153) / 评论(0)

VOA标准英语2016年(一月)

Bird-friendly Bladeless Wind Turbine Mimics Nature

Bird-friendly Bladeless Wind Turbine Mimics Nature Energy created by conventional three-blade wind turbines is cheap, sustainable and pollution-free. But according to current estimates, the devices' fast-moving blades kill up to 300,000 birds annuall

发表于:2019-01-14 / 阅读(172) / 评论(0)

VOA标准英语2015年(十一月)

VOA标准英语2015--科学家致力于提高风力发电的效率

Scientists Aim to Boost Efficiency of Wind Farms 科学家致力于提高风力发电的效率 Modern wind turbines usually operate in groups or so-called wind farms, some of them with more than 100 turbines. But the air turbulence they create decrea

发表于:2019-01-14 / 阅读(125) / 评论(0)

VOA标准英语2015年(三月)

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(167) / 评论(0)

英语新闻

VOA常速英语2008年-US Researchers Hope to Tap Ocean Flows for Elec

By Brian Wagner Key West, Florida 06 March 2008 Researchers in the United States are set to begin testing underwater turbine systems that can produce electricity from ocean water flows. The projects in Florida are the latest efforts to find alternati

发表于:2019-02-05 / 阅读(133) / 评论(0)

VOA标准英语2008年（三月）

VOA常速英语2007年-Fuel Efficiency, Gadgets Mark Los Angeles Auto

By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr

发表于:2019-02-06 / 阅读(169) / 评论(0)

VOA常速英语2007年（十一月）

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(155) / 评论(0)

英闻天下

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词