medium-size castings
1Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
2aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the …
3photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …
4Wall box — Wall boxes are a type of post box or letter box found in many countries including France, the United Kingdom, the Commonwealth of Nations, Crown dependencies and Ireland. They differ from pillar boxes in that, instead of being a free standing… …
5Gong — Tamtam redirects here. For other uses, see Tamtam (disambiguation). This article is about the musical instrument. For other uses, see Gong (disambiguation). See also: slit gong A gong collection in a Gamelan ensemble of instrum …
6Direct metal laser sintering — (DMLS) is an additive metal fabrication technology developed by EOS out of Munich, Germany, sometimes also referred to by the terms selective laser sintering (SLS) or selective laser melting (SLM). The process involves use of a 3D CAD model… …
7Direct digital manufacturing — Direct digital manufacturing, sometimes called additive, rapid, direct, instant, or on demand manufacturing, is a manufacturing process which creates physical parts directly from 3D CAD files or data using computer controlled additive and… …
8steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
9art, African — ▪ visual arts Introduction the visual arts of native Africa, particularly sub Saharan Africa, including such media as sculpture, painting, pottery, rock art, textiles, masks, personal decoration, and jewelry. For more general… …
10hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
