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SIUI develops and manufactures a variety of ultrasound imaging systems and accessories for both human and veterinary use, and NDT equipment including phased-array ultrasonic flaw detector, [3] conventional flaw detector, [4] thickness gauge, probes [5] and accessories. The company is currently organized into three product category divisions ...
If the material contains a crack or flaw which make the spatial distribution of the electrical conductivity nonuniform, the path of the eddy currents is perturbed and the impedance of the coil which generates the AC magnetic field is modified. By measuring the impedance of this coil, a crack can hence be detected.
AP World History: Modern was designed to help students develop a greater understanding of the evolution of global processes and contacts as well as interactions between different human societies. The course advances understanding through a combination of selective factual knowledge and appropriate analytical skills.
Also called resource cost advantage. The ability of a party (whether an individual, firm, or country) to produce a greater quantity of a good, product, or service than competitors using the same amount of resources. absorption The total demand for all final marketed goods and services by all economic agents resident in an economy, regardless of the origin of the goods and services themselves ...
The economic history of the world encompasses the development of human economic activity throughout time. It has been estimated that throughout prehistory, the world average GDP per capita was about $158 per annum (inflation adjusted for 2013), and did not rise much until the Industrial Revolution .
Economic history is the study of history using methodological tools from economics or with a special attention to economic phenomena. Research is conducted using a combination of historical methods, statistical methods and the application of economic theory to historical situations and institutions.
Macrohistory is distinguished from microhistory, which involves the rigorous and in-depth study of a single event in history. [4] However, these two can be combined such as the case of studying the larger trends of post- slavery societies, which include the examination of individual cases and smaller groups. [ 5 ]
Debunking Economics: The Naked Emperor of the Social Sciences is a book by the economist Steve Keen about the problems with mainstream economics. The book was initially published by Zed Books in 2001, and a revised and updated version was published in 2011. [ 1 ]