ocean island basalt
英汉例句
- It belong series of the alkaline basalt, and have character of island ocean in geochemistry and petrochemistry.
岩石化学、球化学特征表明，该组火山岩属碱性玄武岩系列大西洋型（质类型）具洋岛特征。 - It belong series of the alkaline basalt, and have character of island ocean in geochemistry and petrochemistry.
微量元素和同位素特征显示，玄武岩起源于与洋岛玄武岩源区相似的富集地幔源。 - Based on more geochemical signatures, two types of basalt are recognized, namely, ocean island basalt (OIB) and mid ocean ridge basalt (MORB).
进一步的地球化学研究表明，这套玄武岩为洋岛型玄武岩（OIB）和洋中脊型玄武岩（MORB）的组合。