单词：demand-leds
(demand-led 的复数)
单词：demand-leds 相关文章
AS IT IS 2014-01-26 Meat Demand Leads to Changes in Farming 肉类的大量需求导致了农业生产上的变化 From VOA Learning English, welcome to As It Is. Im Steve Ember in Washington. Today on the program, we visit a banana farm in Uganda an
2014年VOA慢速英语(一)月
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Engineers are always plugging away to get better energy efficiency out of our products -- like cars that guzzle less gas or light bulbs that burn brighter on f
Scientific American(八)月
Engineers are always plugging away to get better energy efficiency out of our products -- like cars that guzzle less gas or light bulbs that burn brighter on fewer watts. But even if we replaced all today's bulbs with energy-sipping LEDs, the world m
60秒科学
By Zulima Palacio Washington 16 October 2007 As the world's population grows, the need to ensure food safety from farms to fork has become a major international concern, with most of the attention focused on livestock. Producer Zulima Palacio talked
2007年VOA常速英语（十月）
Sri Lanka hopes to take advantage of the growing regional demand for information technology graduates. A new training institute opens next year to provide skilled graduates to meet increasing demand. Ron Corben recently visited Colombo and has this
VOA标准英语2008年（九月）
Tens of thousands protesters have rallied outside Thailand's government house in a bid to force Prime Minister Samak Sundarvej from office. As Ron Corben reports from Bangkok, protesters pushed their way into the compound surrounding the building an
VOA标准英语2008年（八月）
Some Farmers Go Big, Others Stay Small to Meet Global Food Demand CLINTON, NORTH CAROLINA Cows wander through the rusted remains of a couple of old huts on James Lamb's farm. They're all that's left from the days when he raised hogs outside his home
VOA标准英语2013年(七月)
OPEC Sees Oil Demand Decline Again Demand for crude oil from OPEC countries is expected to decline again next year, as independent producers, especially the United States, increase their supplies. Times are gradually changing for OPEC, the Organizati
VOA标准英语2013年(七月)
Lesson 90 Demand 1.This work demand scare and patience . 2.She demanded to talk to the headmaster . 3.I demand to know the truth . 4.The policeman demanded the boy's name . 5.We demand that you should give an answer at once . 6.They refused my demand
辛沛沛NO-BOOK 辛沛沛口语初级版
Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new
经济学人科技系列
By Noel King Kigali 18 October 2007 Dissident Congolese General Laurent Nkunda and his National Congress for the People's Defense will not surrender or agree to integrate in Congo's national army without formal negotiations, a spokesman says. Noel Ki
2007年VOA常速英语（十月）
By Naomi Schwarz Dakar 18 October 2007 On the third anniversary of an army crackdown that killed more than 70 people in the Democratic Republic of Congo, families of the victims fear their court case is being blocked by powerful politicians. The army
2007年VOA常速英语（十月）
By Phuong Tran Dakar 08 September 2007 Civil society groups are marching in Niger's capital Saturday to demand that the French nuclear energy company, Areva, quit mining Niger's uranium. The march comes after months of government accusations that the
2007年VOA标准英语（九月）
By Kurt Achin Seoul 04 June 2008 The leader of South Korea's main political opposition party is accusing the United States ambassador in Seoul of insulting Koreans. The comments in question relate to an emotionally electrified controversy over resum
VOA标准英语2008年（六月）
By Dan Robinson Washington 05 March 2008 U.S. lawmakers have again pressed Bush administration officials for details of negotiations that will lay the groundwork for future U.S. commitments to Iraq. VOA's Dan Robinson reports from Capitol Hill, where
VOA标准英语2008年（三月）
A demonstrator is blocked by Bolivarian National police during an anti-government march to the headquarters of the national electoral body, CNE, in Caracas, Venezuela, Wednesday, May 18, 2016. Opposition protesters were blocked from reaching the CNE
cctv9英语新闻2016年
Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u
经济学人科技系列
The oil-producing OPEC cartel has for the fourth straight month trimmed its estimate of world demand for oil for the rest of this year and in 2012. The 12-nation Organization of the Petroleum Exporting Countries said Tuesday that the demand for oil w
英语新闻
VIENNA, Jan. 17 (Xinhua) -- The Organization of Petroleum Exporting Countries (OPEC) （石油输出国家组织 ）raised its forecast Monday for global oil-demand growth this year, encouraged by outlook of continued world economic recovery. In 2011
英语新闻
CHICAGO, April 1 (Xinhua) -- General Motors Co. said on Friday that it sold 206,621 vehicles last month, up 11.4 percent from a year ago, as higher gasoline prices triggered demand for smaller and more fuel-efficient vehicles. The U.S. automaker said
英语新闻