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(english) The only commercial ore of aluminum, corresponding essentially to the formula Al2O3xH2O.
(english) The impact or force delivered by one workstroke of the forging equipment.
(Concrete Engineering) The deposit of a gray scum or gray dust on the inside surface of a subgrade wall or floor; as the result of moisture moving through the concrete and washing certain chemicals from the concrete mass.
(english) The process of annealing in a protective atmosphere so as to prevent discoloration of the bright surface desired.
(english) 1) Wooden separators which are used at both the bottom of a lift and between IPM's (bundles) of a lift. 2) The act of placing 4x4s between the lifts in the piler's box.
(Concrete Engineering) The degree of plasticity of fresh concrete or mortar The normal measure of consistency is slump for concrete and flow for mortar.
(Environmental Engineering) An organized accounting of all inputs and outputs to an arbitrary but defined system. Stated in other terms, the rate of mass accumulation within a system is equal to the rate of mass input less the rate of mass output plus the rate of mass generation within the system.
(english) The indicated value of the weight of the earth's atmosphere. At sea level, this value is approximately 14.65 psi (pounds per square inch).
(english) The energy of a moving mass; equal to (mv^2)2. Where m is mass and v is the magnitude of the velocity.
(english) 1) Roll used as a support roll mainly for plater rolls. 2) Two rolls, one on top and one on bottom of the two work rolls which apply pressure and reduce the flexing of the work rolls.
(Software Engineering) a formal technical review of the design
(Software Engineering) creates representation of the data and architecture