- hardened cement
- цементный камень
Англо-русский словарь по ядерным испытаниям и горному делу. 2013.
hardened cement
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Cement — In the most general sense of the word, a cement is a binder, a substance which sets and hardens independently, and can bind other materials together. The name cement goes back to the Romans who used the term opus caementicium to describe masonry… … Wikipedia
Portland cement — is the most common type of cement in general usage in many parts of the world, as it is a basic ingredient of concrete, mortar, stucco and most non specialty grout. It is a fine powder produced by Portland cement clinker (more than 90%), a… … Wikipedia
Water-cement ratio — is the ratio of weight of water to the weight of cement used in a concrete mix. It has an important influence on the quality of concrete produced. A lower water cement ratio leads to higher strength and durability, but may make the mix more… … Wikipedia
Soil cement — is a construction material , a mix of pulverized natural soil with small amount of portland cement and water, usually processed in a tumble, compacted to high density. Hard, semi rigid durable material is formed by hydration of the cement… … Wikipedia
Eco-cement — is a brand name for a type of cement which incorporates reactive magnesia (sometimes called caustic calcined magnesia or magnesium oxide, MgO), another hydraulic cement such as Portland cement, and optionally pozzolans and industrial by products … Wikipedia
asbestos cement — noun : a hardened mixture of asbestos fibers, portland cement, and water used in relatively thin slabs for shingles, wallboard, and siding * * * a compound of asbestos fiber and Portland cement formerly used for various nonstructural building… … Useful english dictionary
Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… … Wikipedia
BET theory — General = BET theory is a well known rule for the physical adsorption of gas molecules on a solid surface, that is basis for an important analysis technique for the measurement of the specific surface area of a material. In 1938, Stephen Brunauer … Wikipedia
Concrete degradation — may have various causes. Concrete can be damaged by fire, aggregate expansion, sea water effects, bacterial corrosion, calcium leaching, physical damage and chemical damage (from carbonation, chlorides, sulfates and distilled water). This process … Wikipedia
Brucite — General Category Mineral Chemical formula Mg(OH)2 … Wikipedia
MythBusters (2005 season) — Country of origin Australia United States No. of episodes 26 (includes 7 specials) Broadcast Original channel Discovery Channel … Wikipedia
