Description: probability for an item to be in a state to perform as required at a given instant; Name: immediate Availability
Description: Probability that an item is in a state to perform as required at a given instant, under given conditions, assuming that the necessary external resources are provided ; Name: Instantaneous availability
Description: The position of the main axle of the technical object in reference to the horizontal level. The normal methods are standing, lying or diagonal; Name: Type of set-up