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หน่วยแรงอัดในแนวขนานเสี้ยน
(english) Heating hot rolled ferrous sheet in an open furnace to a temperature within the transformation range and then cooling in air, in order to soften the metal. The formation of a bluish oxide on the surface is incidental.
(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.
(Environmental Engineering) The anoxic biological conversion of nitrate to nitrogen gas. It occurs naturally in surface waters low in oxygen, and it can be engineered in wastewater treatment systems.
(english) A directed interaction between two objects that tends to change the momentum of both.Since a force has both direction and magnitude, it can be expressed as a vector
(english) A funicular shape is one similar to that taken by a suspended chain or string subjected to a particular loading.
(Concrete Engineering) A form which is raised or pulled as concrete is placed; may move vertically to form wails, stacks, bins or silos, usually of uniform cross section from bottom to top; or a generally horizontal direction to lay concrete evenly for highways, on slopes and inverts of canals, tunnels, and siphons.
(english) A force applied to the surface of an object.
(Environmental Engineering) The capacity of a water to neutralize acids.
(english) The tendency of an object at rest to remain at rest, and of an object in motion to remain in motion.
(english) The roll above the bridle rolls used to thread the strip. Also is used to steer the strip through the bridle.
(english) Gears fitted to a machine to increase the number of spindle speeds obtainable with a cone or step pulley belt drive.