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基性岩 jīxìngyán
archit. gabbro
desert. basite
eng.geol. base rock; subsilicic rock
expl. basic rocks (SiO₂ 总量约为45%basic 53%的一类火成岩,如辉长岩、辉绿岩和玄武岩等。特点是 SiO₂ 量虽比超基性岩高但仍不饱和,Fe、Mg 含量减少而 Ca 含量增加,故岩石中含多量的基性斜长石,不含石英)
met. basic rock
oil subsiliceous rock
基〔碱〕 性岩
transp. basic rock
基 性岩: 66 phrases in 12 subjects
Agriculture1
Desert science1
Earth sciences6
Engineering geology3
Explosives and Explosive Ordnance Disposal3
General1
Geology3
Hydroelectric power stations1
Metallurgy1
Oil / petroleum7
Soil science3
Technology36