单词：photovoltaic cells
单词：photovoltaic cells 相关文章
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 withi
新东方背诵文选
AS IT IS 2016-08-31 Indian Scientists Design Device to Collect Solar Energy 印度科学家设计设备收集太阳能 Indian scientists have designed a new device they hope will solve one of the biggest problems with the use of solar energy. 印度科
2016年VOA慢速英语(八)月
Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many
VOA慢速英语2008年（六）月
An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ
VOA标准英语2010年(十一)月
This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. One of the problems with large-scale solar power plants is that they require a huge amount of space. To rise above that problem Israeli researchers rece
Scientific American(三)月
Idiom: On good terms 人与人之间关系融洽，和谐 Hit the book: Photovoltaic Face up to Fossil fuel Catastrophic Destruction Burning question Conversion Promising
趣味青春英语
Norm woke up to go to the bathroom. He looked in the bathroom mirror. That bump used to be smaller. It was on the side of his nose. The bump looked puffy. He touched it. It wasn't hard. It didn't hurt. It wasn't a different color. Maybe it was just s
原版英语小短文
英语短文：Cells and Temperature 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 ra
英语小短文
By Paul Sisco Washington 08 May 2008 Engineer Hy Brown was the chief engineer of the U.S. World Trade Center in New York City. Years after the terrorist attacks in 2001, he has found a new passion-- developing pre-fabricated solar powered houses in I
VOA标准英语2008年（五月）
FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell
2011年VOA慢速英语(二)月
Paintable Solar Cells May Replace Silicon-Based Devices 可喷涂太阳能电池可能取代硅基电池板 Solar panels are manufactured in factories. Some of the devices are made with cadmium chloride, a substance shown to be harmful to human healt
2015年VOA慢速英语(十)月
By Danstan Kaunda Lusaka 22 March 2007 A project in Southern Africa is helping promote the use of renewable energy sources. Its called INSABA -- The Integrated Southern Africa Business Advisory and is funded by a German NGO called IN-Went. Voice of
2007年VOA标准英语（三月）
'Serial Killer' Cells Demolish Leukemia Tumors U.S. researchers say they've been able to modify a patient's immune system T cells, turning them into serial killer cells which zero in on cancer and obliterate it. Its being called a breakthrough in the
VOA标准英语2011年(八月)
Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours
VOA标准英语2013年(七月)
Shams 1, which opened on March 17th is Abu Dhabi's latest step towards achieving seven per cent renewable energy production by 2020. By that date, Abu Dhabi plans to produce 1,500 mega watts of electricity from solar power alone. Various types of sol
英闻天下
Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use
世界各地新闻集锦
Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o
60秒科学
> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59
科技之光
HEALTH REPORT - Fetal Skin Cells May Treat Burns By Caty Weaver Broadcast: Wednesday, September 21, 2005 I'm Shep O'Neal with the VOA Special English Health Report. A method tested in Switzerland may
健康与经济
本期内容： Solar Impulse, a solar-powered plane, completed the longest, transpacific leg of its round-the-world journey. The 72-metre-wide craft, powered by 17,000 photovoltaic cells on its wings and fuselage, has broken several solo- and long-f
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