Description: User defined impact of failure according to an FMEA or RCM analysis; Name: level of failure
Description: impact of failure defined by the user according to a FMEA or RCM analysis; Name: degree of failure
Description: ten times the logarithm to the base 10 of the ratio of the sound power of a source, p, to a reference value, p0, expressed in decibels; Name: sound output level