Air transport. System of aircraft maintenance and repair. Information analysis system for aircraft airworthiness monitoring. The 'Operator' user module. General requirements to the composition and functional purpose of software complexes. Requirements to the quality of the information. The requirements to the content and format of the data
Atmospheric air quality. Methods for determining the fractional composition of dust by optical method. Calculation of suspended particle concentrations РМ2.5, РМ10 in atmospheric air based on fractional composition