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(Software Engineering) an activity that translates the requirements model into a more detailed model that is the guide to implementation of the software
(english) A mark transferred to the strip surface from a defective process roll. Similar to dent or punchmark.
(english) Tackle used in conjunction with a crane for turning over the cope or drag of a mold prior to assembly.
(english) Octagon-shaped wooden stick approximately 5' long. This stick is used in the baller area, to change burr mashers, to start a coil with a large ID, etc.
(english) The changing of the passive surface of a metal to a chemically active state. Contrast with passivation.
(Environmental Engineering) The lower atmosphere, from the earth's surface to approximately 12 km. This portion of the earth's atmosphere contains about 95 percent of the atmospheric gases. The temperature gradually declines through this region.
(english) A common standard method of measuring the hardness of materials. The smooth surface of the metal is subjected to indentation by a hardened steel ball under pressure. The diameter of the indentation, in the material surface, is then measured by a microscope and the hardness value is read from a chart or determined by a prescribed formula.
(english) The Ball Piston Pump is a very simple pump design. It has a rotor which revolves around an internal stator. The rotor has twelve cylinders machined out of it, and each cylinder has a ball inside which can slide in and out of the cylinder.
(english) A loose steel frame placed inside a removable flask to reinforce the sand at the parting line after the flask has been removed.
(english) The energy of a moving mass; equal to (mv^2)2. Where m is mass and v is the magnitude of the velocity.
(Software Engineering) a discipline that encompasses the process associated with software development, the methods used to analyze, design and test computer software, the management techniques associated with the control and monitoring of software projects and the tools used to support process, methods, and techniques.
(english) A valve that may be used to divert the flow of fluid in a passage. Most normally configured in a two-way pattern that is either open or closed.