(a) a long piece of timber serving to connect and support a framework (e.g. a floor, bridge); a longitudinal railway-sleeper (U.S.); a heavy…
| 单词 | θ202672 |
| 释义 | society > travel > rail travel > railway system or organization > [noun] > track > parts and fittings of rails (33) string-piece1789 (a) a long piece of timber serving to connect and support a framework (e.g. a floor, bridge); a longitudinal railway-sleeper (U.S.); a heavy… carriage1816 Railways. A piece of iron supporting the ends of two successive lengths of rail at their meeting point; = chair, n.1 12(a). Obsolete. rare. chair1816 Railways. †(a) The support or carriage of a rail (cf. carriage, n. 9c). Obsolete. (b) An iron or steel socket with a deep notch, into which the… pedestal1816 Railways. The chair on which a rail rests (chair, n.1 12); the base which supports the chair. Obsolete. surface plate1822 †(a) a strip of iron serving as a rail of a railway (obsolete rare); (b) Engineering an accurately made flat plate, typically of granite or iron… web1835 Railways. The narrow, upright portion of a rail between its head and the foot. Formerly also: †the head or foot of a rail (more fully upper web and… frog1837 A grooved metal plate for guiding the wheels of a railway vehicle at a junction where one railway track crosses another. switch-bar1837 a bar connected with a switch (on a railway or electrical apparatus). snake-head1845 U.S. (See quots. and cf. snake's head, n. 3). Now Historical. fish1847 A flat plate of iron, wood, etc. laid upon a beam, rail, etc., or across a joint, to protect or strengthen it; in railway construction = fish-plate n.… fish-joint1849 a joint or splice made with fish-plates (also fish-plate joint). plate nail1849 a nail used for fastening plates (in various senses). fishing-key1852 The action of strengthening or supporting with a fish; see fish, n.2 fishing-key, a kind of fish-plate. fish-plate1855 one of two plates bolted together through the ends of two rails on either side of their meeting-point to cover and strengthen the joint. joint-chair1856 a chair (see chair, n.1 12) supporting the rails at a joint. rail chair1864 = chair, n.1 12. railhead1868 The shaped top of a rail. lead1871 Railways. The distance from the tip of the blade of a set of points to the point where one rail crosses another, usually measured along the straight… fish-bar1872 (see quots.). splice-piece1875 attributive and in other combinations, as splice manner, splice-work, etc.; splice-bar n. = splice-piece n. splice-grafting n. a method of grafting… fish-plating1881 splice-jointa1884 attributive and in other combinations, as splice manner, splice-work, etc.; splice-bar n. = splice-piece n. splice-grafting n. a method of grafting… splice-bar1894 attributive and in other combinations, as splice manner, splice-work, etc.; splice-bar n. = splice-piece n. splice-grafting n. a method of grafting… Subcategories:— sleeper (10) |
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