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Computers will become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier.Virtual reality(虚拟现实),the technology of( )with a computer using all of the human senses,will also contribute to better human and computer( ).Other,exotic(奇异的)models of computation are being developed,including biological computing that uses living organisms,molecular computing that uses molecules with particular( ),and computing that uses DNA,the basic unit of heredity(遗传),to store data and carry out operations.These are examples of possible future computational platforms that,so far,are limited in abilities or are strictly(请作答此空).Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon.There are also( )related to heat generated by even the tiniest of transistors.

A.empirical
B.real
C.practical
D.theoretical

参考答案

参考解析
解析:题意想要表达的意思是只限于理论方面的研究,正确答案为D。Theoretical:理论的。附(参考翻译):计算机将会变得越来越高级而且更易于使用。识别速度的提升将使计算机的操作更加容易。虚拟现实是使用人的感觉不计算机迚行交互的一种技术,它也会使得人机界面更好。另外,各种新奇的计算模型正在不断发展,如生物计算使用人的器官、分子计算使用具有特定属性的分子、DNA计算采用遗传的基本单元来存储数据和执行操作。到目前为止,这些都还属于未来计算平台,能力非常有限,并且只限于理论方面的研究。科学家们之所以研究这些计算模型,原因在于嵌入硅片中的微型芯片的体积的局限性,以及即使是非常小的晶体管所产生的热量方面的局限性。
更多 “Computers will become more advanced and they will also become easier to use.Improved speed recognition will make the operation of a computer easier.Virtual reality(虚拟现实),the technology of( )with a computer using all of the human senses,will also contribute to better human and computer( ).Other,exotic(奇异的)models of computation are being developed,including biological computing that uses living organisms,molecular computing that uses molecules with particular( ),and computing that uses DNA,the basic unit of heredity(遗传),to store data and carry out operations.These are examples of possible future computational platforms that,so far,are limited in abilities or are strictly(请作答此空).Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon.There are also( )related to heat generated by even the tiniest of transistors.A.empirical B.real C.practical D.theoretical” 相关考题
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Backed by civilian factors such as diversification of philosophies of value and sophistication of needs and preferences in concert with the nation’s rising living standard, Japanese society is presently undergoing changes in the extension of economic services and in the industrial structure. Meanwhile, newly coined words such as “information channeling,” ,“software-based operations” and “de-industrialization” have come into use to make these changes tangible, and what can be said commonly in connection with these words in that.(9)______  The trend toward and information-oriented society is becoming apparent even in industry, with personnel engaged in information channeling professions increasing at a fast pace recently in all sectors of industry. These trends in both society and industry have been made possible primarily through poplar acceptance of the computer, communications equipment and data processing equipment, but further reliance on sophisticated computerized systems can be seen not only in the sector of industry but also in our daily lives.(10)______  Information channeling is undergoing remarkable progress in various sectors of society—in industrial activities, public services and, more recently, in daily living.  In the sector of industrial activities, automations is continuing with the aim of increasing productivity—introduction of computers for process control by the manufacturing industry, and introduction of no machine tools, industrial robots, CAD/CAM systems and, more recently, FMS by the processing and assembling industries.  Meanwhile, in offices, rapid office automation is presently in progress, stimulated by the popular acceptance of computerized systems, expansion of communications networks and the remarkable technological progress achieved in related equipment such as Japanese word processors. (11)______  Information channeling is being utilized actively in the field of public services. For example, large-capacity computers were introduced from an early stage for the control of railway trains and for extending seat reservation services, and more recently diagnostic systems utilizing computers have become commonplace in medical care to cope with the steady an aging society, research is in progress to develop technologies related to medical information systems with the aim of improving efficiency in medical services. 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Progress of Science and Technology Supporting Information Channeling  Electronic element technology, the foundation for progress of the computer as well as communications equipment, has undergone a steady transition form the vacuum tube, followed with the transistor and IC, to the current LSl. Progress has been so dramatic in integration rotes that, today, super LSIs integrating more than l00, 00 elements on a single circuit are being developed one after another elements on a single circuit are being developed one after another. (14)______  A. The Current State of Information Channeling in Japan.  B. In our society, “information” is gaining relatively greater significance compared with material resources.  C. Rapid automation and efficiency improvement are also being achieved in the sector of commodity distribution through the introduction of advanced POS systems.  D. Daily living is also a sector in which information channeling is taking firm root  E. This progress has led to remarkable improvements in system economy and reliability, leading to the successive development of microcomputers and elements designed for the widest range of applications.  F. Introduction of Information Systems in Various Sectors of Society.  G. This has resulted in computers today that feature performances that were unimaginable in the early days of the computer.  H. Regarding education, computerized systems including the CAI system and CMI system are presently being put to trial operation.

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