design metric
61Speed limit — For a discussion of the maximum speed possible in the universe, see speed of light and special relativity. A road speed limit is the maximum speed allowed by law for road vehicles. Speed limits are commonly set and enforced by the legislative… …
62Scale model — A scale model of the Tower of London. This model can be found inside the tower …
63Road signs in the Republic of Ireland — mostly differ from the traffic signs used elsewhere in Europe. Directional signage is similar to that of the United Kingdom, but is bilingual. Distances are in kilometres, unlike in the UK where Imperial measurements are still used. Apart from… …
64drafting — /draf ting, drahf /, n. See mechanical drawing. [1875 80; DRAFT + ING1] * * * Precise graphical representation of a structure, machine, or its component parts that communicates the intent of a technical design to the fabricator (or the… …
65Big Bang — This article is about the cosmological model. For the sitcom, see The Big Bang Theory. For other uses, see Big Bang (disambiguation) …
66Open Shortest Path First — (OSPF) is an adaptive routing protocol for Internet Protocol (IP) networks. It uses a link state routing algorithm and falls into the group of interior routing protocols, operating within a single autonomous system (AS). It is defined as OSPF… …
67Geodesic — [ great circle arcs.] In mathematics, a geodesic IPA|/ˌdʒiəˈdɛsɪk, ˈdisɪk/ [jee uh des ik, dee sik] is a generalization of the notion of a straight line to curved spaces . In presence of a metric, geodesics are defined to be (locally) the… …
68Nickel (United States coin) — This article is about the U.S. coin; for its Canadian counterpart made intermittently of 99.9% nickel between 1922 1981, and also called the nickel, see Nickel (Canadian coin). This article is specifically about the U.S. five cent coin; for its… …
69N1 rocket — Infobox rocket caption = Two N1 Moon rockets appear on the pads at Baikonur Cosmodrome in early July 1969 name = N1 function =Manned lunar carrier rocket manufacturer =OKB 1 country origin = Soviet Union height = 105 m alt height = diameter = 17… …
70Road signs in the United Kingdom — conform broadly to European norms, though a number of signs are unique to Britain and direction signs omit European route numbers. The system currently in use was developed in the late 1950s and the early 1960s by the Anderson Committee, which… …
