单词：ieee 802 stand 802.5 (token ring)
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Air interface tailored to minimize current consumption Basic Technical Information—Based upon a small, high performance integrated radio transceiver, each of which is allocated a unique 48-bit addre
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（Motorola Inc ），原名：Galvin Manufacturing Corporation，成立于1928年。1947年，改名为Motorola，从1930年代开始作为商标使用。总部设在美国伊利诺伊州绍姆堡，位于芝加哥市郊。世界财富百强企业之一
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英特尔公司[1] ，是美国一家主要以研制CPU处理器的公司，是全球最大的个人计算机零件和CPU制造商，它成立于1968年，具有46年产品创新和市场领导的历史。1971年，英特尔推出了全球第一个微处
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Motorola is a manufacturer of wireless mobile phones, two-way radios, microprocessors and wireless network infrastructure equipment. Its website says: Motorola is a global communications leader powered by a passion to invent and an unceasing commitme
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Intel Corporation is a technology company based in Santa Clara, California. It is the world's largest semiconductor chip maker and the inventor of the x86 series of microprocessors that are found in most personal computers. The company was founded in
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Tree Electricity Runs Nano-Gadget A report in the journal IEEE Transactions on Nanotechnology shows that maple trees generate a small, but measureable amounts of electricity, which can power tiny devices. Karen Hopkin reports If scientists have thei
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Ring A Ring Of Roses a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* ring a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* the king has sent his daughter to fetch a pail of water (hot-sha hat-sha all f
优美儿童英语歌曲
The price(s) of some personal computers are likely to drop, following drastic cuts this week on some Intel and AMD microprocessors. At the same time Intel unveiled a new line of processors that are much faster than with their previous chips. NPR's W
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Engineered devices are all around us. From cell phones and computers to hybrid cars and deep-water oil platforms, advances in engineering are profoundly changing our lives. But concerns are growing that public understanding of how these technologies
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This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? [Radio sound:] Northeast 480 you are cleared for landing, Northeast 480 you are cleared for landing. That same radar technology that guides aircraft and tracks hurrica
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How Relevant Are Computing Behemoths? Your basic personal computer has one microchip at its core. The Central Processing Unit, or CPU, executes a set of commands contained in a predesigned program. The first supercomputers had a few more CPUs, but co
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A: I would like to speak to you, if you dont mind. B: What would you like to speak to me about? A: I would like to talk to you about this years election. B: Is that right? A: I am a volunteer for this years campaign. B: Thats wonderful. I am impresse
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The trend in data storage is even more impressive. In the early 80s, the standard unit of computer storage, one mega-byte, or one million bytes of information, cost about 100 dollars. Today, it is 10 cents. In two years, it will cost 2 cents. 数据存
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Engineered devices are all around us. 我们身边全是机械电子产品。 From cell phones and computers to hybrid cars and deep-water oil platforms, advances in engineering are profoundly changing our lives. But concerns are growing that public
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马戏团》 Circus是布兰妮（Britney Spears）的第6张个人专辑，该专辑于今年9月宣布开始制作，定于12月2日也就是布兰妮27岁生日的那天发行。首波主打歌《Womanizer》已于9月26日推出，并获得不错的评价。 Artist：Britney Spears Song：Circus 英文歌词: There's only t
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今天我们要学的词是 token. Token 做为形容词，指象征性的。The candidate has re-election in the bag against only token opposition. 这位候选人面对的只是象征性的对抗，所以当选连任已成囊中之物。美国联邦雇
英语单词荟萃
Listen to the dialogues and write down the price of one token. 英语对话1 A:How much is a token? B:10 dollars for one. 英语对话2 A:How many tokens can 200 dollars exchange for? B:13 tokens and you have 5 dollars change. 英语对话3 A:How muc
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