“gypsum”的概念、定义、翻译、参考文献-科学参考

单词	gypsum
释义	gypsum [`jip·sǝm] ^MINERALOGY CaSO₄⋅2H₂O A mineral, the commonest sulfate mineral; crystals are monoclinic, clear, white to gray, yellowish, or brownish in color, with well-developed cleavages; luster is subvitreous to pearly, hardness is 2 on Mohs scale, and specific gravity is 2.3; it is calcined at 190-200°C to produce plaster of paris.
随便看	projective line projective plane projective point projective space projective technique projective test project life projector projector compass Prokaryotae prokaryote Prolacertiformes prolactin prolamellar body prolamin prolapse prolapsed bedding prolate prolate cycloid prolate ellipsoid prolate spheroid prolate spheroidal coordinate system proliferative arthritis proline prolinemia

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