Poise: The unit for measuring viscosity of a liquid. One poise is one tenth of the pressure in Pascal exertes in the liquid in a second. water at 20oC has a viscosity of one centi-poise.

• 泊:是液体的流阻度的计量单位。一泊是该液体每秒感应十分之一帕斯卡的压力的情况。清水在摄氏20度时的流阻度是百分之一泊。