Appliance (2010/07/14)

The Sound Reproduction Industry

Published:2010/7/14 19:48:00 Author:Michelle

From recorded time, man has been fascinated and delighted with music. Bone whistles, used as a type of flute, have been found dating back to 3000 BC. Paintings from the Stone Age show early musical instrumental. In modern times, man has further developed his interest in music and in recorded sound with the hardware of reproduction. American inventor Thomas Edison, who was considered the father of sound reco...   (View)

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The Development of Videophone

Published:2010/7/14 19:44:00 Author:Li xiao na

Being the necessary communication tool, telephone is welcomed by people all over the world for its convenience and portability; however, people can not see each other through the ordinary device. The desire for seeing each other becomes become stronger and stronger. The videophone is utilized by connecting with the public telephone network. The moving image of people is displayed via this device; however, the new d...   (View)

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Solar Water Heaters Gaining Popularity

Published:2010/7/14 19:43:00 Author:Michelle

Recent years saw the great changes in our life and the concept of recycling and energy-saving have been deeply rooted in our minds. Several years ago, electronical water heaters were usually seen in the average family. Now, the solar water heater has replaced the old ones and plays the dominant role in everybody’s lives. One of the outstanding features of the solar water heater is its energy-saving. It is a...   (View)

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The Military Application of the Software Defined Radio

Published:2010/7/14 19:42:00 Author:Li xiao na

The term of software defined radio is raised by American military to solve the communication problems of troops from different countries. The traditional communication devices used by different armies are not compatible with each other, therefore, troops can not contact timely with each other. The so called alliance was not the really one, troops were just simply getting together. In order to solve the above proble...   (View)

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Views on the EBook

Published:2010/7/14 19:39:00 Author:Li xiao na

Gorky had said that books were the stepping stones to human progress, so we also can say E-Book is the electric stepping stone to human. The E-Book accelerates the development of human, because it is more convenience and saving much more money and space for human. Some people maintain that the E-Book will replace the traditional one. There are so many reasons to support what they say. The key commercial mod...   (View)

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