- lime gypsum process
- 石灰石膏工艺
English-Chinese electricity dictionary (电气专业词典). 2013.
English-Chinese electricity dictionary (电气专业词典). 2013.
Lime (mineral) — Lime is a general term for various naturally occurring minerals and materials derived from them, in which carbonates, oxides and hydroxides of calcium predominate. It is also name for single mineral (native lime) of the CaO composition, occurring … Wikipedia
Lime (material) — For other uses, see Lime (disambiguation). Limestone quarry in Brønnøy, Norway. Lime is a general term for calcium containing inorganic materials, in which carbonates, oxides and hydroxides predominate. Strictly speaking, lime is calcium oxide or … Wikipedia
Gypsum — Calcium sulfate dihydrate (CaSO4•2H2O) a sludge constituent from the conventional lime scrubber process, obtained as a byproduct of the dewatering operation and sold for commercial use. U.S. Dept. of Energy, Energy Information Administration… … Energy terms
Lime plaster — is a mixture of calcium hydroxide and sand (or other inert [http://en.wikipedia.org/wiki/Filler (materials) filler materials] ). Carbon dioxide in the atmosphere causes the plaster to set by transforming the calcium hydroxide into calcium… … Wikipedia
Soil pH — is the pH of soil water. It is based on the measurement of pH, which depends on the activity of hydrogen ions (H+) in a solution.There are many different methods to collect soil water, all which influence the measured soil pH in one way or… … Wikipedia
environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations … Universalium
Brick — For other uses, see Brick (disambiguation). An old brick wall in English bond laid with alternating courses of headers and stretchers … Wikipedia
Iran — /i ran , i rahn , uy ran /, n. a republic in SW Asia. 67,540,002; ab. 635,000 sq. mi. (1,644,650 sq. km). Cap.: Teheran. Formerly (until 1935), Persia. * * * Iran Introduction Iran Background: Known as Persia until 1935, Iran became an Islamic… … Universalium
Morrison, Colorado — Town of Morrison, Colorado Town Motto: The Nearest Faraway Place … Wikipedia
Shrimp farm — This article is about the farming of marine (saltwater) shrimp. For farming of fresh water species, see freshwater prawn farming. A shrimp farm is an aquaculture business for the cultivation of marine shrimp or prawnsfn|a for human consumption.… … Wikipedia
cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… … Universalium