单词：power-frequency current
单词：power-frequency current 相关文章
I love the news and current events. Im addicted to whats happening in the world. It doesnt matter what kind of news it is, I love watching it. Even if its from countries Ive never heard of. Ill even watch the same news programme three or four times a
听一分钟英文-C
中文 英文 缩写 电缆 cable 电缆布[配]线 cable wiring 电缆电视/有线电视 CAble TV CATV 电缆端 cable terminal 电缆分线盒 cable distribution box 电缆沟 cable chute 电缆夹
电信英语
it is a pity that every summer a few people drown at the beach. In some cases, these people were good swimmers. So how did it happen? Riptide! Riptide is a strong underwater current. It moves quickly
赖世雄中级美国英语
First Flight Completed of Plane with No Moving Parts Engineers say they have carried out the first-ever flight of an electric airplane with no moving parts. Researchers at the Massachusetts Institute of Technology, or MIT, recently shared video of th
2018年VOA慢速英语(十一)月
British Prime Minister Theresa May in the cabinet office signs the official letter to European Council President Donald Tusk invoking Article 50 and the United Kingdom's intention to leave the EU. [Photo: Reuters] The UK has pulled the trigger for Br
2017CRI中国国际广播电台
I love the news and current events. Im addicted to whats happening in the world. It doesnt matter what kind of news it is, I love watching it. Even if its from countries Ive never heard of. Ill even watch the same news programme three or four times a
纯正英语一分钟
[00:05.20]Nikola Tesla developed the alternating current power system that provides electricity in the United States. [00:14.42]Many of his other discoveries led to electronic inventions for which other scientists were honored. [00:22.75]Mister Tesla
美国英语听力80篇
What is your current salary? 你目前的薪资是多少？ I'll be happy to tell you that， 我很乐意回答您这个问题。 but I feel more comfortable discussing salary if you let me explain what my current job is and if you explain exactly w
必背英文面试口语
By Steve Herman Japan records an increase in its current account surplus, despite a drop for the country's trade surplus. A debt-ridden retail chain accepts a government-backed rescue, and there are m
VOA2004（下）--世界经济
If scientists have their way, we may someday be tapping maplesnot for pancake fixins, but for power. Because researchers from the University of Washington in Seattle have found theres enough electricity flowing in trees to run an electronic circuit.
Scientific American(九)月
Lesson Twelve Short Conversations Read aloud the concersation two times, and then listen to the tape without looking at the text. The Circuit Box Assignment Mr. Rathbone: Well, how are you doing? Eugene: Fine, sir. The computer section is coming alon
王强口语 第一册
Why should the United States initiate changes in a system of which it had been the main beneficiary? Because the system cannot survive in its present form and the United States has more to lose if it is not in the forefront of reforming it. America l
财富精英励志演讲
ECONOMICS REPORT - Current Account Deficit By Mario Ritter Broadcast: Friday, March 19, 2004 This is Bob Doughty with the VOA Special English Economics Report. The United States recently reported a re
健康与经济
Power has been restored to nearly eighty percent of households in the epicenter of the quake. The quake cut off electricity in ten townships in Ludian County. By noon Tuesday, the Yunnan provincial electricity company have brought three 35-kilovolt t
CCTV9英语新闻2014年08月
TOKYO, Jan. 12 (Xinhua) -- Japan's current account surplus（顺差） fell 15.7 percent in November from a year earlier, the Ministry of Finance said Wednesday. The nation's current account surplus in the recording period stood at 926.2 billion yen
英语新闻
On the island is a school that runs up to the 10th grade, two shops, and one restaurant.There is no steady supply of water and a sole generator that only runs for five hours per day. 在这座岛上有一所可以读到十年级的学校、两间商店
留美老师带你每日说英文
歌曲 ： Love One Another 艺人 ： A Current Affair 音乐星级 ： ★★★ 所属专辑 ： Life in an Hourglass 发行年代 ： 2007 风格 ： Alternative Rock 介绍 ： A Current Affair是一只来自美国加州的由5人组成的摇滚乐队。他们最初被当地的广播台挖掘，而广播台也因
英文摇滚歌曲
The deputy governor of China's central bank, Yi Gang, said in an interview with CCTV that China's foreign exchange reserve is within reasonable range. Our foreign exchange reserve increased from less than 300 billion US dollars in 2002 to 3.99 trilli
cctv9英语新闻2016年
I know that solar energy can be used to make electricity and to heat water and air. But can solar power also be used to make liquid fuels? Until recently, the practical answer was no. Photovoltaic panels absorb sunlight and use it to create an electr
英语时差8，16