abstract:The Foot-poundal (symbol: ft-pdl) is a unit of energy that is part of the foot-pound-second system of units, in Imperial units introduced in 1879, and is from the specialized subsystem of English Absolut Edward F. Obert, Thermodynamics, McGraw-Hill Book Co.
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a unit of work or energy equal to the work done when a force of one poundal moves through a distance of one foot: it is equal to 0.042 14 joule 英尺磅达; 功的单位