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(English) The top level of the boiler firebox where four oil guns are located. The oil guns are used to produce steam and maintain pressure while the boiler is on oil fire.
(english) A compressive load supported by a member, usually a tube or collar, along a line where contact is made with a pin, rivet, axle, or shaft.
(Environmental Engineering) Small particles which have a negligible settling velocity. These particles have a very small mass so gravitational force is low compared to surface frictional forces. Typical colloidal sizes range from 10-3 mm to 1 mm.
(english) A small lathe mounted on a bench or table.
(english) Molten metal on the hearth of a furnace, in a crucible, or in a ladle
(Software Engineering) a written description that defines a very specific interaction between a user and a system, often (but not always) written in the form of a usage scenario
(english) A layout solution which turns a copper color when applied to a clean,polished metal surface.
(Software Engineering) a technique that distributes control and work in a top-down manner within a software architecture (used a part of structured analysis)
(english) A projection or an enlarged section of a casting through which a hole may be machine.
(english) Developing a smooth finish on a metal by tumbling or rubbing with a polished hand tool.
(english) A mathematical entity which has a numeric value but no direction (in contrast to a vector).
(english) Tool used to tighten a steel band around a coil.