双极型互补式金氧半电晶体；双载子互补式金氧半电晶体

高中英语人教版2004年13

[00:04.49]Reading WHO AM I? [00:09.25]I began only as a calculating machine in 1642 in France. [00:16.51]Then in 1822 I was built as an Analytical Machine by Charles Babbage. [00:25.57]I followed instructions from cards with holew. [00:30.62]I know t

发表于:2018-12-13 / 阅读(302) / 评论(0)

高中英语人教版2004

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发表于:2018-12-15 / 阅读(272) / 评论(0)

新东方4+1听力口语

4+1听力口语MP3-语音 29

Part One 听辨练习 A. 词辨音 Listen, circle the corresponding number if you hear /u/ in the word. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. 短语辨音 Write down the words you hear on the tape, then f

发表于:2018-12-24 / 阅读(76) / 评论(0)

4+1听力口语MP3

乔布斯传第11期:童年,被遗弃和被选择(7)

By the 1950s, Hewlett-Packard was a fast-growing company making technical instruments. 到20世纪50年代，惠普已经成为一家制造技术仪器的快速成长的公司。 Fortunately there was a place nearby for entrepreneurs who had outgrown

发表于:2018-12-26 / 阅读(86) / 评论(0)

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高中英语新课标人教版(广东)高一(2)unit3 reading

Unit 3 WHO AM I? Over time I have been changed quite a lot. I began as a calculating machine in France in 1642. Although I was young I could simplify difficult sums. I developed very slowly and it took nearly two hundred years before I was built as a

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高中英语新课标人教广东高一

VOA慢速英语 2007 0202a

This is the VOA Special English Economics Report. Events for the launch of Vista included dancers on the wall of a New York building This week, with dancers and other events, Microsoft launched the general release of its new operating system for pers

发表于:2019-01-11 / 阅读(143) / 评论(0)

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VOA标准英语2012--Nano Tool Watches Teardrop Protein Destroy Bacteria

Nano Tool Watches Teardrop Protein Destroy Bacteria About a hundred years ago, a Scottish biologist discovered that proteins called lysozymes in human tears can kill bacteria. Scientists have studied the enzyme extensively, but molecular biologist Gr

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VOA标准英语2012年(一月)

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It started with a simple experiment: take some graphite - the black stuff in the middle of a pencil - and put a piece of tape over it. When the scientists at the University of Manchester did that, they found that they could develop a material that co

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EXPLORATIONS - Nanotechnology: How the Science of the Very Small Is Getting Very BigBy Mario Ritter Broadcast: Wednesday, February 08, 2006 (MUSIC) VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Faith

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No one had ever created a digital version of a Blue Box, but Woz was made for the challenge. 从未有人做过数字版的蓝盒子，但沃兹生来就是迎接挑战的。 Using diodes and transistors from Radio Shack, and with the help of a music

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By fourth grade Wozniak became, as he put it, one of the electronics kids. 到了四年级，沃兹尼亚克成为了他自称为电子小孩的一类人。 He had an easier time making eye contact with a transistor than with a girl, and he developed

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乔布斯传

乔布斯传第20期:奇特的一对,两个史蒂夫(1)

Odd Couple,The two Steves 奇特的一对，两个史蒂夫 Woz 沃兹 While a student in McCollum's class, Jobs became friends with a graduate who was the teacher's all-time favorite and a school legend for his wizardry in the class. 还在麦科勒姆

发表于:2019-01-22 / 阅读(113) / 评论(0)

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乔布斯传第19期:上学(7)

I started to listen to music a whole lot, and I started to read more outside of just science and technologyShakespeare, Plato. I loved King Lear. 我开始听很多音乐，阅读科技以外的书，例如莎士比亚、柏拉图的作品。我爱看《

发表于:2019-01-22 / 阅读(163) / 评论(0)

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I was just trying to make it talk. 我刚才只是想让它说话 By sticking a gun in its mouth? 所以就把枪塞进了它嘴里? Our skitter's breathing and heart seem fine. 这个掠夺者呼吸心跳看上去算平稳 So why'd it just collapse?

发表于:2019-01-29 / 阅读(156) / 评论(0)

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SCIENCE IN THE NEWS - Rethinking the Personal Computer in a World That Centers on the InternetBy Caty Weaver and produced by Mario Ritter Broadcast: Tuesday, August 15, 2006 VOICE ONE: This is SCIENCE

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Business 商业报道 Semiconductors 半导体 Chipping in 芯片技术集资 A deal to keep Moore's law alive 一场交易使得摩尔定律劫后余生 THE arrival of a new generation of semiconductors has come a little closer. 新一代半导体诞生

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SAN FRANCISCO, May 4 (Xinhua) -- Intel Corp. on Wednesday announced that it will mass-manufacture chips using new transistors featuring a three-dimensional (3-D) structure, calling it a technical breakthrough in microprocessors. The 3-D transistor, c

发表于:2019-02-05 / 阅读(177) / 评论(0)

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环球英语 — 132： Bipolar Disorder

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I was in the tent

发表于:2019-02-14 / 阅读(143) / 评论(0)

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Science and technology 科学技术 New transistors 新型晶体管 Mechanical advantage 机械优势 Two new types of transistor may lead to simpler, more efficient computers 两种新型晶体管或许会导致更加便捷高效计算机的出现 W

发表于:2019-02-16 / 阅读(147) / 评论(0)

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发表于:2019-02-19 / 阅读(109) / 评论(0)

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