单词:high frequency radiation
单词:high frequency radiation 相关文章
今天我们分享5个实用又有效的方法,让你的英语发音更标准。我们会推荐优质的媒体内容、发音练习法和反馈资源,结合这几点,坚持下去,你的英语发音一定会大有提升。 怎么让英语发音更
From VOA Learning English, this is the Health Lifestyle report. Our brains are protected by our skull. But that is not the only protection it has. A natural barrier around our brains prevents germs and other damaging substances in the blood from ente
Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the
First up today we'll talk about the MiddleEastern nation of Syria. Its President Bashar al-Assad says the Middle Eastwill explode if Syria is attacked. US Secretary of State John Kerry sayssamples from inside Syrian tested positive for signatures of
今天潘吉和Jenny要和大家讲讲怎么正确的学单词,提高自己的词汇量,并把这些词汇运用到平时的生活对话中。看看你的学习方法对了吗? Vocabulary alone is not enough!!! 光有词汇量是不够的! Ti
Researchers: No Worry About Cancer From Cellphones From VOA Learning English, this is the Health Lifestyle report. Two United States government studies of cellphone radiation have found a weak link to an increased risk of cancer in animals. But gover
Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.
A second robot from Tokyo Electric Power Company (Tepco) sent into Fukushima's unit 2 reactor collapsed in less than a month's time due to high radiation levels. 由于辐射程度过高,东京电力公司向福岛2号反应堆派出的机器人在不
By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As
Japan raised the severity of the Fukushima nuclear crisis from four to five on a seven-point scale of international nuclear events. Fears of radiation exposure has caused a run on salt products all across the region, including in China, where shopper
High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are
美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are taking aim at them as well. At issue
Blockson's computer model reveals that at the South Atlantic Anomaly, the magnetic field isn't just weaker than anywhere else on the planet. It's actually reversed polarity. There is a patch on the core in the South Atlantic where things are not poin
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
Science and technology 科学技术 Channelling heat 传递热量 Good conduct 良好的传导 It may soon be possible to control heat flows with great precision 有可能实现对热流的精确控制 HEAT, as every schoolboy knows, moves in three w
Modern Geiger counters don't click. As is the case with so many other devices, they have gone digital. At least that is true for the high-tech Japanese Geiger counters here. But they still measure radiation(放射) exposure in the quaint-sounding
视频在英语中常表示为: video frequency (V.F.); vision frequency; visual frequency; video 例句: 1. 谁说视频游戏不能被赋予教育意义? Who says video games aren't educational? 2. 选择面广而且视频质量高。 High qualit
Cosmic Radiation 上世纪早期,科学家发现一种神秘的辐射形式会破坏他们的实验。后来奥地利物理学家Victor Hess研究发现辐射可能来自天空。后来他多次坐热气球用各种仪器(包括测量放射电荷的
Wall Street analysts searching for reasons for the U.S. stock market's sharp swings in early August point to high unemployment, the European debt crisis and other basic economic problems. But some also suspect what is known as high-frequency trading,