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(english) Chemical symbol for Beryllium
(Concrete Engineering) In concrete formwork, the support for the reinforcing steel.
(english) Preform die or impression, used when part cannot be made in a single operation.
(Concrete Engineering) An addition for hydraulic cement, or an admixture for concrete or mortar which entrains air in the form of minute bubbles in the concrete or mortar during mixing.
(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) Chemical symbol for Bismuth
(english) Chemical symbol for Zinc
(english) Chemical symbol for Zirconium
(Software Engineering) the activity that lays out a timeline for work to be conducted on a project
(Software Engineering) the person(s) who have responsibility for deciding whether a change is to be made
(Software Engineering) the creation of data that can be used to uncover errors in the software
(english) Method whereby drag may be rammed in the pit or flask without necessity of rolling over. Process used in production of heavy castings.