Description: maintenance time after a component has broken down; Name: breakdown maintenance time
Description: Part of the maintenance time when active corrective maintenance is carried out on an item, including technical, logistic and internal administrative delays ; Name: Corrective maintenance time
Description: Ten times the logarithm to the base 10 of the ratio of the square of the sound pressure, p, to the square of a reference value, p0, expressed in decibels; Name: Sound pressure level