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An introduction to modern science and technology by Li Zhao

1, what is science and technology?
A: science is a kind of reflect the objective facts and law of knowledge and knowledge system and its related business activities, including four kinds of meanings: (1) the science is a kind of reflect the objective facts and law knowledge; (2) the science is a knowledge system; (3) science is a knowledge of the activities of the truth; (4) science is a complex social programs.
Technology: is the standardization of the skill and skill, also is the method; Including realize skills of various tools or equipment, also is the means, the former is technology of software, and the latter is the technology hardware.
2, the modern technology attribute?
Answer: (1) it is physical factor and the result of interaction of the mental factors, is also the knowledge, experience and technology with some material means of combining the system embodies; (2) technology is realistic productive forces, it permeates the productivity factors, in fact but is different forms of technology just.
3, science and technology is the relationship between how?
A: science and technology difference: (1) the task and form different; (2) the research process and labor different characteristics; (3) social function and value standard different; Science and technology of the contact: (1) the fundamental goal of consistency; (2) the precondition for science and technology;Belt conveyor (3) science and technology mutual infiltration.
4, the type of research have?
Answer: the type of research can generally be divided into the basic research, applied research and development research three types. The basic research is a pure science research, and its basic goal mainly is to promote the development of the scientific understanding; Application research is to use the basic research results and relevant knowledge to create new products, new methods, new technology and new materials technology base of the research. Development research is to use the basic research and application research of achievements and existing knowledge, to create new products, new methods, new technology, new material and production products or engineering task of technology research activities.
5, science and technology including the classification of what content?
Answer: the classification of scientific content from human's science activity way, according to the study of the type, the modern scientific general correspondingly into base in science, technology, science (or the applied science), work science three categories.
The basic science is the objective world understanding of the basic law, is the cornerstone of modern natural science, including astronomy, geology, mechanics, physics, chemical, biology, mathematics, etc.
Technology science is how will the basic science theory to solve production problems in the practice, namely research how to know the world theoretical achievements into the transformation world ability of scientific, generally includes applied mathematics, computer science, materials science, energy science, information science, space science, and the use of optics, electronics, chemical, medical science, environmental application, agriculture, etc.
Engineering science is based science and technology study how science into production technology, engineering technology and process principle and methods, and provide the means for the transformation world science, the main course is agricultural engineering, mining engineering,Belt conveyor,Belt conveyor and other machines are the stone crushing equipment, metallurgy, engineering mechanics, water conservancy engineering, civil construction engineering, mechanical engineering, chemical engineering, power engineering and automation engineering, biological engineering, ocean engineering, the aerospace engineering, etc.
The classification of technology, modern technology into experiment technology, basic technology and industrial technology three categories.
Experiment technology is for scientific understanding and explore nature of the object technology; The basic technology is the generalization of the experiment technology; Industrial technology is in the process of work by different composition of different technology to specific industry production purpose more complex technology system.
6,

China cement mills,China cement mills,Jaw crushers and other machines are the main ore dressing equipment on the market. what are the characteristics of basic science and technology science, engineering characteristics of science respectively? What are those?
A: the basic science has four characters: first of all, it is the basic material movement regularity of rational reflect form, secondly, it and the production of more indirect relationship, it is difficult to directly receive benefits, again, the basic science of the field of study is very promising, the work is a long-term and arduous sex and continuity, another basic science has all mankind sex, results generally no privacy, can be published.

The characteristics of the science and technology: (1) the basic science than, it has the particularity of the concrete object and movement rules; (2) it and production contact comparison, are linked to basic science and engineering technology among the bridge and the link, and communication science and production of the channel, so very rapid development.
The characteristics of engineering science, is for the production of drawing and to make out proper process flow, it most closely with production,Concentrator table,Concentrator table and other machines are the sand making equipment, is to solve the problem of the specific theory, it has a certain confidentiality, often in order to form a patent for protection.
7 and the structure of the science and technology have any characteristics?
Answer: (1) the whole development sex; (2) in the correspondence; (3) since the correlation
8, how to think about the social function of science and technology?
Answer: (1) the understanding function: science and technology by constructing theories and the discipline system so that the essential nature of human knowledge and law; Science and technology enhance human foresee forecasting abilities; The development of science and technology improve the human understanding and ways of thinking. (2) the productivity functions, science and technology in human history by basic role in the process of rising for leading role, is becoming the core areas of influence social progress, (3) social transformation function. (science and technology of social change function mainly through the following approaches realize) push on through the development of productive forces, to provide foundation and social change means, especially production efficiency increase, the material wealth accumulation, the renewal of the technical means, for the overall social change provides constant flow of power; Through the combination of social consciousness and advanced change superstructures; Through the improvement life to change based human evolution mode
9, how to learn modern science and technology?
A: study hard modern science and technology, the study of the basic knowledge, master the basic methods, training its basic spirit, can not only to know the world, and can change the world. Not only can change in nature, and can change society.
The first chapter of ancient science and technology

1, this tool manufacturing and the using of the fire process and to the important role of the development of human civilization?
Answer: the tool manufacture, homo erectus (the old Stone Age early) 300-300000; Early homo sapiens (the middle palaeolithic period) 30-50000 years; Late homo sapiens (the upper paleolithic () 5-1 B. C ten thousand years; The modern people, the neolithic age generation 1-0. 4 B. C;The Bronze Age 0. 4-0. 1 B. C
The using of the fire process: about out in paleolithic stone in generation of late, people

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