The electro-hydraulic servo system has advantages such as high pressure, large flow, and high power, etc., which can also realize stepless regulation, so it is widely used in many engineering machineries.A linear model is sometimes only a simple approximation of an idealized model, but in an actual system, there may be nonlinear and transient varia
This paper presents the results of a study carried out to support the Region of Tuscany Coastal Sediment Management Plan, with the main aim of establishing the sediment budget considering the time span from 1981−1985 to 2005 for the 56 coastal sectors into which the 215 km-long continental sandy coast of Tuscany (Italy) was divided.The sand s
The role of entrepreneurship in economic growth and development has been largely debated and acknowledged, both in literature and in policy making.Wihin the context of the present crisis, at a European level, entrepreneurship Baby Toothpaste development is seen as the main solution for job creation and sustainable economic growth.As a consequence,