Description: actual reliability of an object, taking into account the modes of operation, operating conditions and any preventive maintenance measures carried out; Name: reliability of operation
Description: Actual reliability of an item considering operating modes, operating conditions and possible preventive maintenance actions carried out ; Name: Operational reliability
Description: Determined total head at the outlet area of the installation, which corresponds to the sum of geodetic head, pressure head and velocity head ; Name: Total head at outlet area of the installation