| 单词 |
Warren |
| 释义 |
Warren, n.2 Engin.|ˈwɒrən|
The name of James Warren (fl. 1848), of Middlesex, used attrib. and † in the possessive to designate a truss he designed composed of alternately inclined diagonal members joining two horizontal ones, so as to form a series of non-overlapping triangles pointing alternately up and down. [Patented by Warren and Monzani in Brit. Patent 12,242 (1848).]
[1852Minutes Proc. Inst. Civil Engineers XI. 12 He had only used the simple triangulation for spans not exceeding 60 feet and generally for shallow girders, but he believed that some girders had been made on Captain Warren's plan for much greater spans. ] Ibid. 14 Mr. Brunel..said..it was necessary to draw a distinct line of demarcation between the lattice bridge and that kind of construction called Warren's girder.Ibid., The Warren girder was decidedly superior to the lattice bridge. 1866B. B. Stoney Theory of Strains in Girders I. vi. 79 This class of bracing includes girders whose web consists of a simple system of triangles, such as ‘Warren's’ Girder. 1911A. Smith Stresses in Simple Framed Structures xiv. 83 The Warren truss has a complete system of web members composed..of diagonals. 1952Archit. Rev. CXI. 159/2 Where the roof over the drug room joins that over the mill room there is a reinforced concrete Warren girder spanning 64 ft. and 13 ft. deep. 1967Jane's Surface Skimmer Systems 1967–68 18/2 The lift fan bay forms part of the plenum chamber, the top skin of which is of Warren girder construction. |
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