SCIENCE REPORT — February 7, 2002: Fuel Cell Cars By Mario Ritter This is the VOA Special English SCIENCE REPORT. The United States Secretary of Energy, Spencer Abraham, has announced a program to d

发表于:2019-01-02 / 阅读(49) / 评论(0) 分类 科技之光

EXPLORATIONS -February 27, 2002: Fuel Cell Cars By Mario Ritter VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a

发表于:2019-01-02 / 阅读(68) / 评论(0) 分类 Explorations

The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles

发表于:2019-01-13 / 阅读(78) / 评论(0) 分类 VOA标准英语2010年(一月)

Fukushima Plant Operator: Nitrogen Pumping Operation Going Well A plan to inject nitrogen into the containment vessel around reactor 1 at the Fukushima Daiichi power plant appears to be working, the plant owner said Thursday. Higher pressure levels h

发表于:2019-01-14 / 阅读(56) / 评论(0) 分类 VOA标准英语2011年(四月)

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after year

发表于:2019-01-22 / 阅读(42) / 评论(0) 分类 自然百科2008年

TEHRAN, Aug. 15 (Xinhua) -- Iran said on Sunday it will not stop its nuclear fuel enrichment(丰富,改进) activities although Russia would provide it with the nuclear fuel needed to run its Bushehr nuclear power plant. Head of Iran's Majlis ( P

发表于:2019-02-18 / 阅读(45) / 评论(0) 分类 英语新闻