单词：high-frequency ion source
单词：high-frequency ion source 相关文章
初级公司英语会话Lession7:市场调研战略 Listen to the dialogue between the Head of Marketing (HM) an the Head of Sales (HS). HM: heres a full breakdown of the market research for you to look at. HS: Ok. So you interviewed 250 people in Shanghai, is th
初级公司英语会话
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
2011年VOA慢速英语(十)月
African Refugee Children at High Risk for Kala-azar, Malaria, Viral Infections Some 300,000 children are receiving vaccinations against polio and measles at one of the largest refugee camps in Kenya. They also are receving vitamin A and deworming tab
VOA标准英语2011年(七月)
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
美国文化脱口秀
Brazilian police claim the United States is the largest supplier of guns that end up in the hands of Brazils armed criminals and drug dealers. Brazilian Federal Police released a report on guns in December 2017. The Reuters news agency published a st
2018年VOA慢速英语(一)月
Polling centers across much of Afghanistan are due to open Saturday for the country's latest round of elections. Nearly 2,500 candidates are vying for 249 seats in Afghanistan's lower house of parliament, or wolesi jirga. Expectations for the vote ar
VOA标准英语2010年(九)月
Campaigning in High Gear for Israeli Elections In the final days of the nation's election campaign, candidates criss-crossed the country appealing for votes. The incumbent, Netanyahu, campaigned on the stability of his previous government, his influe
VOA标准英语2013年(一月)
US Election Draws Global Attention Obama had been scoring as much as 75 percent in international public opinion polls, and waking up to the news Wednesday morning, Londoners welcomed his re-election. I think its a good result. I think its what the re
VOA标准英语2012年(十一月)
Iraq's Electoral Commission says voter turnout in Saturday's Kurdish election was high and polling went smoothly, despite allegations of irregularities by Kurdish opposition groups. The results of the election are not expected for several days. Iraq
VOA标准英语2009年(七月)
Chavez Spirit Lives On in Venezuelan Election Campaign An eternal flame marks the entrance of the National Pantheon, where the late President Hugo Chavez's body has been laid to rest. Every day, hundreds of his most loyal supporters, like Milagros Ro
VOA标准英语2013年(四月)
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
VOA标准英语2014年(四月)
It had been another hot spring day. By ten oclock in the evening, it had only cooled down to 87 degrees, according to Larry's thermometer in the living room. He rarely looked at his thermometer because he usually didn't care what the exact temperatur
365个英语简短小故事
Here are some facts about sweet potatoes you probably don't know: 这里有一些关于红薯你可能还不知道的事实： Sweet Potatoes Originated in the Americas 红薯起源于美洲 They're in the family of plants that includes morning glori
阅读空间
今天我们要学的词是reunion。 Reunion, 团聚。Family reunion, 家庭团聚。High school reunion, 高中老同学聚会。An Australian woman held an emotional reunion with her dog who went missing nine years ago, 一个澳大利亚女子惊喜
英语单词荟萃
High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic
VOA标准英语2012年(二月)
U.S. central bank officials are meeting in Washington, to consider whether new measures are needed to boost economic growth and cut the stubbornly high jobless rate. Federal Reserve policy makers are discussing options Tuesday and Wednesday before an
英语新闻
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
经济学人科技系列
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
英语口语
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,
英语新闻