Description: ten times the logarithm to the base 10 of the ratio of the sound energy J to a reference value J0 expressed in decibels; Name: energy level of sound
Description: ten times the logarithm to the base 10 of the ratio of the sound energy, j, to a reference value, j0, expressed in decibels; Name: sound energy level
Description: A suitable, maximum (usually rounded) value of a frequency which is used for the description, designation or identification of a part, device, operating resource, facility or set of equipment; Name: Max. nominal frequency