seismic efficiency
71Cold seep — Marine habitats Tube worms are among the dominant species in one of four cold seep community types in the Gulf of Mexico. Littoral zone …
72Pacific Gas and Electric Company — For the 1970s rock music band, see Pacific Gas Electric (band). : PG E redirects here. For the Portland, Oregon electric utility, see Portland General Electric. Infobox Company company name = Pacific Gas and Electric Company company company type …
73Timber framing — (German: Fachwerk literally framework ), or half timbering, and in North America Post and Beam construction is the method of creating structures using heavy squared off and carefully fitted and joined timbers with joints secured by large wooden… …
74Cell (microprocessor) — Cell is a microprocessor architecture jointly developed by Sony Computer Entertainment, Toshiba, and IBM, an alliance known as STI . The architectural design and first implementation were carried out at the STI Design Center in Austin, Texas over …
75Natural building — A natural building involves a range of building systems and materials that place major emphasis on sustainability. Ways of achieving sustainability through natural building focus on durability and the use of minimally processed, plentiful or… …
76Condition monitoring — is the process of monitoring a parameter of condition in machinery, such that a significant change is indicative of a developing failure. It is a major component of predictive maintenance. The use of conditional monitoring allows maintenance to… …
77Building engineering education — Education in the field of Building Engineering, better known as Architectural Engineering in the United States, is the study of the integrated application of engineering principles and technology to building design and architecture. For… …
78Water Resources Development Act of 1986 — The Water Resources Development Act of 1986 (WRDA 1986) is part of USPL|99|662, a series of acts enacted by Congress of the United States on November 17, 1986. [ [http://thomas.loc.gov/cgi bin/bdquery/D?d099:1:./temp/ bdVNjS:@@@D summ2=m… …
79NASA — For other uses, see NASA (disambiguation). For news about NASA or space, see Wikinews space portal Coordinates …
80Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
