دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: 1. in wireline spooling, the degree of slope that the wireline travels in going from one wrap to the next. 2. in roller chain, the distance (in inches or millimetres) between the centres of two members next to one another, i.e., the distance between the centres of the bushings or rollers. 3. on offshore floating rigs, the up-and-down movement of the hull from the bow to the stem.