| 释义 |
rising-line
(See quots. 1769 and 1841.)
1691T. H[ale] Acc. New Invent. p. x, Whereas all Ships before..were built by rising Lines,..he built that by Horizontal ones. 1769Falconer Dict. Marine (1780), Rising line, a name given by shipwrights to an incurvated line, which is drawn on the plane of elevation, to determine the height of the ends of all the floor-timbers throughout the ship's length. 1771Encycl. Brit. III. 585/2 By this and a hollow mould, all the timbers are formed, as far as the rising-line. 1841R. H. Dana Seaman's Man. 102 Dead-rising, or Rising-line, those parts of a vessel's floor, throughout her whole length, where the floor timber is terminated upon the lower futtock. |