- cross-sectional area of a working
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площадь поперечного сечения выработки
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
Area rule — The Whitcomb area rule, also called the transonic area rule, is a design technique used to reduce an aircraft s drag at transonic and supersonic speeds, particularly between Mach 0.75 and 1.2. This is one of the most important operating speed… … Wikipedia
Working fluid — The working fluid in a machine is the pressurized gas or liquid which actuates the machine. Examples include steam in a steam engine, air in a hot air engine and hydraulic fluid in a hydraulic motor or hydraulic cylinder. More generally, a… … Wikipedia
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upsetting — working a piece of steel so that its length is shortened and its cross sectional area is increased. Its effect is to increase ductility in the radial and tangential directions … Mechanics glossary
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