单词 | calcium sulphate |
释义 | calcium sulphate (once / 107449 pages) n WORD FAMILY calcium sulphate: calcium sulphates USAGE EXAMPLESMuch of it finds a use, notably calcium sulphate, or gypsum, which goes into building materials such as plasterboard. BBC(Jul 18, 2014) Ha�yne, h�′win, n. a rock-forming mineral, a silicate of alumina and soda or lime, with sodium and calcium sulphate. Various, Chambers's Twentieth Century Dictio...(2012) The "asbestos" and gypsum deposited in the caldrons were no doubt feathery and mealy calcium sulphate. Agricola, Georgius, De Re Metallica, Translated from th...(2011) n a white salt (CaSO4) Syn|Hypo|Hyper calcium sulfate gypsum a common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters (especially plaster of Paris) plaster, plaster of Parisany of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs alabastera compact fine-textured, usually white gypsum used for carving gessogypsum or plaster of Paris spread on a surface to make it suitable for painting or gilding (or a surface so prepared) terra albafinely pulverized gypsum used especially as a pigment salt a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal) |
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