Description: the result of the division from the number of failures in a given period through the period; Name: breakdown rate
Description: Number of failures within a population divided by the number of life units used by that population; Name: failure rate
Description: proportion of pump available power input, pa, which is delivered as pump power output, pu, after satisfying the losses resulting from friction due to the relative motion of internal surfaces and internal leakage; Name: hydraulic efficiency