Description: proportion of actual production to required production; Name: production availability
Description: Ratio of actual production to required production, or any other reference level, over a specified period of time; Name: Production based availability
Description: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed