Description: the durability describes how well the object fulfills the required function up to the end of its useful life; Name: long-lastingness
Description: Ability of an item to perform a required function under given conditions of use and maintenance, until the end of useful life ; Name: Durability
Description: smallest total energy height at the outlet side of the pump aggregate to the total energy height of the admission side of the pump aggregate at operating point; Name: minimum feed height