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: acoustic pressure level
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
Description: absolute total inlet head above the head equivalent to the vapor pressure based on the NPSH at minimum rate of flow; Name: NPSH at minimum feed flow