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(english) The standard steel pipe used in plumbing. Heated skelp is passed continuously through welding rolls, which form the tube and squeeze the hot edges together to make a solid weld.
(Environmental Engineering) Contamination found in trace (very low) levels.
(Environmental Engineering) Systems which change in response to feedback.
(english) Dirt or other impurities in the steel strip.
(english) In shell molding, resin burned out too soon.
(Concrete Engineering) A non-metallic waste product developed in the manufacture of pig iron, consisting basically of a mixture of lime, silica and alumina, the same oxides that make up portland cement, but not in the same proportions or forms. It is used both in the manufacture of portland blast furnace slag cement and as an aggregate for lightweight concrete.
(english) A cutting tool in which the tool bit,the boring bar and in some cases the tool holder are incorporated.
(Environmental Engineering) The amount of molecular oxygen dissolved in water.
(Software Engineering) a software engineering action that establishes the structure and workflow for a user interface; follows three "golden rules:" place the user in control, reduce the user's memory leoad, make the interface consistent.
(english) The tendency of an object at rest to remain at rest, and of an object in motion to remain in motion.
(english) A cavity which was produced during the solidification of metal by evolved gas, which in failing to escape is held in pockets.
(Environmental Engineering) Water which is contained in lakes, rivers, and oceans.