单词：radiation belt
单词：radiation belt 相关文章
NASA Probing Secrets of Van Allen Radiation Belt 美国航天局探秘范艾伦辐射带 One of the first discoveries of the space age, made in 1958, was that the Earth is surrounded with a doughnut-shaped field of highly charged particles. It was na
VOA标准英语2014年(八月)
美国航天局探秘范艾伦辐射带 One of the first discoveries of the space age, made in 1958, was that the Earth is surrounded with a doughnut-shaped field of highly charged particles. It was named the Van Allen radiation belt, after its disco
VOA双语新闻 2014年8月
The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi
英语新闻
A key Japanese adviser on radiation（放射 ） leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer
英语新闻
NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from（发源于） Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo
英语新闻
WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine（碘） has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai
英语新闻