Description: point on time scale; Name: date on time scale
Description: quantitative expression of a point in time on a particular time scale; Name: Date
Description: measure of the increase in the liquid to be pumped, water, on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 2,900 rpm with the current impeller size; Name: pump shut-off head for actual impeller diameter at 2900/min