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We may or might not exactly be aware of it but power generation, transmission and distribution is a commercial activity like any other manufacturing or service industry. Of course due to the very nature in the product, it appears under essential services which can be regulated closely by the government in many countries. Still the main motive of companies working with power generation and distribution would be to earn profit by selling that electricity. In this article we are going to find out about the meaning of tariff along with the several types of expenses associated with power generation.
However, science and technology are two different social cultures, and the differences between them are obvious. The basic task of science is to know the world and find it, thus increasing the intellectual wealth of mankind. The basic task of technology is to discover the world and invent it to create the material wealth of mankind and enrich the spiritual and cultural life of human society. Science answers questions about "what" and "why"; The technology answers the question "what to do" and "how to do". Therefore, the results of science and technology are different in form. Scientific achievements are generally expressed as concepts, laws, papers and other forms. The technical results are usually in the form of process flow, design drawing, operation method and so on. Scientific products are generally not commercial and technological achievements can be commoditized. Modern technology has a strong utilitarian and commercial color.
At ordinary times, eustachian tube by extrusion and surrounding tissue in the export of nose pharynx ministry in closed state, but when the baby swallowing, chewing, sneezing, or crying, in order to maintain the balance of inside and outside the middle ear pressure, open eustachian tube is a moment. Because the baby's ear has not yet developed, eustachian tube is relatively short, low and flat, and position if you cross holding the baby, let him lie on your back with milk, milk bottle mouth open too large, bottles, vertical too straight, etc., are likely to cause the baby choking milk, and make the milk along the eustachian tube into the middle ear, induce otitis media.
Generally speaking, the invention of technology is the materialization of scientific knowledge and experiential knowledge, so that the theory and knowledge which can be applied can be realized. The development of modern technology and the guidance of scientific theory have become the "application of science" to a great extent. However, the development of modern science is also inseparable from technology, which often becomes the aim of scientific research, and the development of technology provides the necessary technical means for scientific research. There is a relationship between them, mutual promotion and mutual restraint. Predictably, their connections will become more intimate and boundaries will blur
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