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คลิกที่แต่ละคำเพื่อดูรายละเอียด
(Environmental Engineering) A functional group with an oxygen atom double bonded to a carbon atom.
(Environmental Engineering) Gas transfer of an undesirable gas from a water stream to the atmosphere.
(Software Engineering) a point in time that is used to indicate progress during a project
(Environmental Engineering) The amount of oxygen required to oxidize any ammonia present in a water.
(english) The tendency of a metal or material to fracture without undergoing appreciable plastic deformation.
(Software Engineering) a modeling activity whose objective is to understand what the customer really wants
(english) Machine located at each delivery reel to automatically place circumference bands around completed coils.
(english) Devices used to remove build up on edge of strip after the slitting process.
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(Environmental Engineering) The amount of oxygen required to oxidize any organic matter present in a water during a specified period of time, usually 5 days. It is an indirect measure of the amount of organic matter present in a water.
(english) Chemical polishing of aluminum, often by treatment with a mixture of nitric acid and phosphoric acid, yielding a mirror-shiny (specular) highly reflective surface. It is almost always followed by anodizing to protect the surface and provide some choice of color.