Target tracking is a core working mode of airborne photoelectric reconnaissance and aiming system, and its performance directly determines the mission efficiency of here the airborne system.Aiming at the outstanding problems and technical difficulties in the application of target tracking, according to the multi-sensor configuration and application

Abstract An early corrosion failure of the piping ealisboa.com system of a gas heater was reported by a gas complex company.Local corrosion rates of 0.90 and 0.66 mm/year were observed in the heater piping system.An investigation including visual examination, macrostructure, microstructure (SEM, EDS and XRD), thickness gauging, chemical analysis, a

This article discusses Downton Abbey, the most popular series in the history of British television.The series is a means of bringing history to the many and thus an important feature of collective cultural memory.Based on the premise that television series such as Downton Abbey are the primary means by which people learn about history today and tha