cross section area of web

См. также в других словарях:

• Section modulus — In structural engineering, the section modulus of a beam is the ratio of a cross section s second moment of area to its greatest distance from the neutral axis.The section modulus is directly related to the strength of a corresponding beam. It is …   Wikipedia

• Cross-bedding — Crossbedding of sandstone near Mt. Carmel road, Zion Canyon, indicating wind action and sand dune formation prior to formation of rock (NPS photo by George A. Grant, 1929) …   Wikipedia

• Cross-country skiing — Priit Narusk in the qualification for the Tour de Ski in Prague. Nickname(s) XC skiing Characteristics Categorization Outdoor or indoor in ski tunn …   Wikipedia

• Section 38A — refers to a specific license which can be issued to an operator of a television station in the Australian television industry. This is generally granted to stations that operate in a solus market, that is, they are the only commercial television… …   Wikipedia

• Cross-City Line — Butlers Lane station Overview Type Heavy rail, Suburban rail …   Wikipedia

• Cross Mountain Mine Disaster — Infobox nrhp name =Cross Mountain Miners Circle nrhp type = caption = Cross Mountain Miners Circle location = Briceville, Tennessee nearest city = lat degrees = lat minutes = lat seconds = lat direction = long degrees = long minutes = long… …   Wikipedia

• Area bombardment — Aerial area bombardment is the policy of indiscriminate bombing of an enemy s cities, for the purpose of destroying the enemy s means of producing military materiel, communications, government centres and civilian morale. It differs from the use… …   Wikipedia

• Cross-linked polyethylene — PEX redirects here. For other uses, see Pex (disambiguation). Cross linked polyethylene, commonly abbreviated PEX or XLPE, is a form of polyethylene with cross links. It is formed into tubing, and is used predominantly in hydronic radiant heating …   Wikipedia

• Cross-Harbor Rail Tunnel — The Cross Harbor Rail Tunnel (also known as the Cross Harbor Rail Freight Tunnel) is a proposed freight rail transport tunnel under Upper New York Bay in the Port of New York and New Jersey between northeastern New Jersey and Long Island,… …   Wikipedia

• First moment of area — The first moment of area, sometimes misnamed as the first moment of inertia, is based in the mathematical construct moments in metric spaces, stating that the moment of area equals the summation of area times distance to an axis [Σ( a x d )] . It …   Wikipedia

• Joseph E. Ibberson Conservation Area — Geobox Protected Area name = Joseph E. Ibberson Conservation Area native name = other name = other name1 = category local = Pennsylvania State Park category iucn = III image caption = etymology type = Named for etymology = the donor, Joseph E.… …   Wikipedia