groundmass
基质
常用释义
英音[ ˈɡraʊndˌmæs ]
美音[ ˈɡraʊndˌmæs ]
基本释义
- n. 基质，石基
例句
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1·In the groundmass transplantation way, the survival rate was higher.采用基质移栽，成活率较高。
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2·Any igneous rock with crystals embedded in a finer groundmass of minerals.任何含有嵌入致密的矿物基质的火成岩。
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3·The groundmass has the same mineral components as phenocryst, and is composed of plagioclase, augite and olivine.电子探针成分分析显示，基质矿物组成与斑晶矿物组成相同，均是由斜长石、辉石和橄榄石组成；
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4·Study shows that the Ordovician carbonate formation in this area has the characteristic of very low groundmass porosity.明确了研究区奥陶系储层为超低基质孔的致密碳酸盐岩，岩溶作用为本区储层发育的主控因素。