单词：power feed for antenna
单词：power feed for antenna 相关文章
WORDS AND THEIR STORIES - Chicken Feed / Peanuts By Jerilyn Watson Broadcast: Sunday, September 12, 2004 ((广播稿正在征集中 - 欢迎大家积极参与听写,将自己听到的内容写下来，然
WORDS AND THEIR STORIES
Researchers find circadian clock in Monarch's antenna plays a major role in navigation Shelley Schlender | Michoacn, Mexico 22 March 2010 Scientists believe antennas are critical to the navigation of the Monarch butterfly. Related Links Monarch Watch
VOA标准英语2010年(三月)
不怕伤鸟：无扇叶涡轮风力发电机 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of wind generator developed in Spain offers a crea
VOA双语新闻 2015年6月
Brian didnt have cable TV. He didnt have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He looke
简单慢速英语阅读
Brian didn't have cable TV. He didn't have satellite TV. He had an antenna for his TV. He had an indoor antenna. But it was an old antenna. The reception was bad. He needed to buy a new antenna. He went to Best Buy. The antennas were in boxes. He loo
原版英语小短文
DAMA - Stands for Demand-Assigned Multiple Access. This is a way to instantaneously assign telephony channels in a transponder according to the immediate traffic demands. Dash - This is the the charac
电信英语
Fade - This is a reduction in the received signal. It is caused by absorption, refraction, or reflection. Fax - This is a shortening of Facsimile, and it refers to one fax machine sending a digital re
电信英语
Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar
电信英语
chicken out chicken feed 我们在[美国习惯用语]节目里谈到过好多好吃的东西，像牛肉、火鸡、鸭子等。今天我们来讲和[鸡]有关的习惯用语。近年来，美国人对
美国习惯用语
Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t
2015年VOA慢速英语(七)月
Feed the Soil, Feed the Crops If African farmers are going to feed the continent, they may first want to feed the soil. Studies show farmland is often depleted of vital nutrients. But researchers say a combination of organic farming methods may help.
VOA标准英语2012年(九月)
Feed-in tariff program relies on funding from electricity users, not taxpayers Tom Banse | Olympia, Washington 23 March 2010 Proposed solar installation and wind turbine at Gas Works Park in Seattle. National and state governments around the world ha
VOA标准英语2010年(三月)
Bladeless Wind-Power Generator is Friendly to Birds 新型风力发电机避免误伤鸟类 Wind turbines are efficient sources of cheap energy but also a source of concern as their huge spinning blades frequently kill birds and bats. A new type of w
VOA标准英语2015年(六月)
新型风力发电机不会伤及鸟类 In 2002, Spanish inventor David Yanez saw a short film about the Tacoma Narrows Bridge in the U.S., collapsing in strong wind. 2002年西班牙发明家大卫亚尼斯看了一部关于强风造成美国塔科马
VOA标准英语2015年(十二月)
(Probably Not a) Giant Alien Antenna强大的外星人光束 The Earth is studded with telescopes, listening for electromagnetic radiation from the great beyond. And a decade ago, astronomers stumbled upon a mysterious signal: a powerful pulse of rad
2017年Scientific American(三)月
Imagine boarding a flight to Saturn, what would you need to know before traveling? The best ringside vantage points? The must-see moons? Think of this as your personal guide to the splendor of the Saturnian system. A wandering spot of light twice as
自然百科2012年
She liked to feed popcorn to the pigeons. The pigeons liked to eat her popcorn. She put popcorn in her hand. A pigeon ate the popcorn in her hand. She put popcorn on her shoulder. A pigeon ate the popcorn on her shoulder. She put popcorn in her hair.
英语第1级听力-English Level 1
The Giants SecretLong ago there was a king who had a very brave son. One day the son told his father, Father, I am going to roam the world in search of adventures.The king did not want to grant his son permission to do so, but the prince insisted so
英美文化
Words and Their Stories: Chickenfeed 词汇典故：蝇头小利 I'm Susan Clark with WORDS AND THEIR STORIES, a program in Special English on the Voice of America. 这里是美国之音慢速英语词汇典故栏目，我是苏珊克拉克（Susan C
2012年VOA慢速英语(七)月
It seems that even Apple is frustrated with the iPhones abbreviated battery life. 苹果似乎也对iPhone异常短的电池寿命感到挫败。 The Cupertino company on Tuesday joined a cadre of accessory makers and released a new battery case for
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