Description: Maintainability of an object, determined by engineering design under expected maintenance conditions and logistical support; Name: Inherent maintainability
Description: maintainability of an item determined by the design under expected conditions of maintenance and logistic support; Name: intrinsic maintainability
Description: Rotor resonant frequency calculated considering the additional support and damping produced by the action of the pumped fluid within rotor  ; Name: Wet critical speed