常見例句雙語例句This series of Cenozoic volcanic rocks has obvious features of continental flood basalts, even its distribution is not widely.這套火山巖雖然面積不是很大,但具有大陸溢流玄武巖的特點。Cenozoic alkali syenite and high-K volcanic rocks are found and it is preliminarily confirmed that they are the product of crustal thickening and mantle delamination.發(fā)現(xiàn)新生代堿性正長巖和富鉀火山巖,初步認定其為地殼加厚、地幔拆沉的產(chǎn)物。Cenozoic volcanic rocks in the Kunlun Mts. district between the Northern Tibet and Southern Xinjiang have been studied in geology, petrology, major and trace element geochemistry.本文研究了新南藏北昆侖山南側新生代火山巖的地質學、巖石學和主要元素、痕量元素地球化學特征; 返回 cenozoic volcanic rocks