An invention is the creation of something new. Most early inventions were a result of necessity. Many modern inventions are a result of changes to previous inventions, such as innovations or additions to existing devices. Inventions (like machines) have changed the way people live and work. Machines are devices that assist with human tasks.
Solid State Electronic Devices (5th Edition), by Ben Streetman
Added by: Kaldagan | Karma: 115.48 | Non-Fiction, Other | 21 December 2012
15
Designed to develop the basic semiconductor physics concepts to understand current and future devices and provide a sound understanding of current semiconductor devices and technology so that their applications to electronic and optoelectronic circuits and systems can be appreciated. DLC: Semiconductors.
Added by: vivonika | Karma: 129.75 | Black Hole | 29 February 2012
0
The Creative Writer's Workbook
Full of good ideas and exercises to help you develop characters and plot.' 'Good for tutors and students alike...I bought the book myself and use it frequently.' This title is new updated edition with new title of this practical and inspirational workbook for creative writers. It is packed with tried and tested exercises and devices to trigger and develop creativity such as visualization, word webs, flow charts, dream-work.
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Each book in this series contains 40 units divided into eight themes. Each unit is comprised of five exercises based on a single listening text, which may be a dialog, monolog or continuous prose. By focusing learners’ attention on text transcription, Listening Practice through Dictation encourages learners to notice and improve spelling, vocabulary, sentence structure, cohesive devices used in speaking and writing, and punctuation ... Level : Pre-Intermediate
First published by Wiley in 1917, it set the standard for the entire field. Maintaining the same convenient layout and Patterson format with the same high standards of quality, here is the first revision of this invaluable work since 1950. With expanded coverage and new terms, it captures the wealth of scientific discoveries made in the last four decades, including the DNA double helix, practical computers and microelectronic devices, plate tectonics and man in space. Once again German and English-speaking scientists and engineers have an up-to-date and authoritative resource for understanding each other's language.
