groundmass是什么意思
2024-01-12 16:55:17
groundmass
n. 合金的基体
英英释义
Noun
- (geology) the matrix of fine-grained crystalline material in which larger crystals are embedded
例句
- A fine - grained granite porphyry having a groundmass with irregular intergrowths of quartz and feldspar. 花斑岩一种细晶的花斑岩，带有不规则交生的石英和长石的基质
- A fine-grained granite porphyry having a groundmass with irregular intergrowths of quartz and feldspar. 花斑岩一种细晶的花斑岩，带有不规则交生的石英和长石的基质。
- PEG400-600 can be used as medical and cosmetic groundmass, and can be used as lubricant and wetter in rubber and textile industry. 600用作医药，化妆品的基质，橡胶与纺织工业的润滑剂和润湿剂。
- 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。
- Three different kinds of clinopyroxenes were found in ankaramite and basalts: big phenocryst, small phenocrysts and microcrystals in groundmass respectively. 北塔山组富辉橄玄岩和玄武岩中存在着三种类型的单斜辉石：大斑晶辉石、小斑晶辉石和基质辉石。
- Besides,the factors added by the speciality of ecotone and the diversity of groundmass in the area are the principal reasons for supporting shrubby diversity in the area. 该地区的西北部植物区系在古地中海的海浸区，且未直接受到第四纪大陆冰期的袭击，加之其过渡带的特殊生态意义及其基质条件的多样性，使该地区丰富的灌木多样性得以维持的主要原因。