单词：ultraviolet radiation (uv)
单词：ultraviolet radiation (uv) 相关文章
In 2008 astronomers discovered surprising amounts of water molecules where planets were forming near young stars. But how, they wondered, could those molecules survive? They should have been destroyed by ultraviolet radiation. In theory, planetary du
Scientific American(十二)月
HEALTH REPORT - Health: Looking for Skin CancerBy Brianna Blake Broadcast: Tue, 4 Jul 2006 16:00:00 UTC I'm Faith Lapidus with the VOA Special English Health Report. Tanning beds produce ultaviolet ra
2006年慢速英语（七）月
21 俄勒冈青蛙数量急剧减少的调查分析 DATE=5-11-01 TITLE=ENVIRONMENT REPORT - Oregon Frog Study BYLINE=Cynthia Kirk （Start at 59
自然探索
UV Rays Strip Small Galaxies of Star Stuff紫外线辐射会阻止小星系形成 The sun spews out ultraviolet radiationthat's why you put on sunscreen. But the sun isn't the only UV-producing celestial body. Stars and supermassive black holes produ
2017年Scientific American(三)月
Sunscreened Plants 遮光植物 A NASA researcher is finding that alfalfa plants grow more poorly when exposed to UVB -- ultraviolet B radiation from the sun. Learn more about sunscreened plants -- today on Earth and Sky. JB: This is Earth and Sky. Eart
(科普英语)Earth and Sky
U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation（放射） exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y
英语新闻
MILAN, Dec. 16 (Xinhua) -- Juventus head coach Antonio Conte said on Sunday his club will not sign any top player due to economic conditions. The January transfer window opens soon and newspapers in Italy claimed Juventus is finalising a deal to sign
英语新闻
物理学 statics 静力学 motion 运动 inertia 惯性 gravitation 引力 relativity 相对 gravity 地心引力 vibration 震动 medium (media) 媒质 frequency 频率 wavelength 波长 pitch 音高 intensity 强度 echo 回声 resonance 回声，洪
托福英语
主餐一道：泛听练习 以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握
NPR边听边练
TURIN, March 25 (Xinhua) -- Juventus beat Inter 2-0 at home in the Derby d'Italia on Sunday to move within four points of the Serie A leaders AC Milan. Following a first half in which both sides had chances, Juve took the lead just before the hour ma
英语新闻
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
Juventus rout Roma 4-1 to keep leading Serie A ROME, Sept. 29 (Xinhua) -- Juventus thrashed Roma 4-1 at home on Saturday to open up a three-point lead at the top of Italian Serie A. The match was practically over after only 19 minutes when the home s
英语新闻
ROME, Feb. 18 (Xinhua) -- Juventus leapfrogged AC Milan to the top of the Serie A after they beat 10-man Catania 3-1 at home on Saturday. Pablo Barrientos put Catania ahead in the fourth minute before Andrea Pirlo equalised in the 22nd minute. Marco
英语新闻
ROME, Oct. 29 (Xinhua) -- Juventus stayed atop of the Serie A table after they beat arch-rivals Inter 2-1 at San Siro in the Derby d'Italia on Saturday. All the three goals were scored before break as Mirko Vucinic netted the opener before Maicon equ
英语新闻
ROME, Sept. 23 (Xinhua) -- Palermo thrashed lackluster giants Juventus（尤文图斯） away to grab their first Serie A season win on Thursday. Young Argentine（阿根廷） talent Javier Pastore scored an early goal at Turin's Stadio Olimpico, an
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
As summer approaches we all enjoy outdoor activities. But with sunlight becoming more intense we should protect our skin from harmful direct exposure to the sun. 随着夏日的到来，我们都喜欢进行一些户外运动。但因为日照愈加强
中英双语新闻
A new 'health' trend in Hong Kong sees women staring straight at the sun in the belief that it will replace their need for food and even improve their vision and sleep quality, reports Oriental Daily. 据《东方日报》报道，香港女性中兴起
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