单词：electronic field frequency converter
单词：electronic field frequency converter 相关文章
Scrap-Metal Separation May Become Cheaper 新技术降低废金属分离成本 According to the Environmental Protection Agency, the United States throws 14.8 million tons of scrap metal into landfills every year. One of the main reasons is the diffi
VOA标准英语2015年(二月)
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.
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AS IT IS 2015-03-25 Scrap Metal Separation May Become Less Costly 废金属分离技术成本可能会降低 Recycling, or re-using, metals is much less costly than making them from raw materials in the Earth, called ore. But when old cars, household
2015年VOA慢速英语(三)月
It's said you'll go abroad to pursue your graduate studies. Yes. I've been thinking about visting you. I hope to get some advice from you. Which country do you want to go to? My field is electronic engineering. Which country do you think I should go?
英语口语900句
【生词预览】 decipher解读，technicals技术术语 【笑话原文】 CD Player While shopping for my first CD player, I was able to decipher most of the technicalses on the promotional signs. One designation had me puzzled, though, so I call
英语笑话（MP3+文本）
Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转
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