foot-pound-sec.ond
adj.Abbr. fps,f.p.s.（形容词）缩写 fps,f.p.s.Of, relating to, or characteristic of the British, Canadian, or U.S. system of units based on the foot, the pound, and the second as the fundamental units of length, mass, and time.尺磅秒单位制：属于或关于英国、加拿大或美国以英尺、磅和秒分别作为长度、重量与时间的基本单位的单位体系的，或具有此种系统特征的
