petrogenesis

常见例句

The definition and petrogenesis of Fei-ts'ui are reviewed.
对翡翠的结构及其成因进行了评述。
Zircon U-Pb ages, geochemistry and its petrogenesis of Jurassic granites in northeastern part of the Da Hinggan Mts.
大兴安岭东北部侏罗纪花岗质岩石的锆石U-Pb年龄、地球化学特征及成因。
Geochemistry and petrogenesis of the Triassic volcanic rocks in the east-central segment of Tethyan Himalaya.
特提斯喜马拉雅带中段东部三叠纪火山岩的地球化学和岩石成因
Petrogenesis of the basalts of Woniusi Formation at Baoshan area, Yunnan: Is it of mantle plume origin?
云南保山卧牛寺组玄武岩成因:地幔柱活动的产物?
Unfortunately, there were different cognition about the era and petrogenesis of Raohe granites by now.
然而关于本区花岗岩的形成时代及成因等方面的问题至今仍存在有不同的认识。
Despite of this, the field geology and the character of pyroclastic rocks remain the basis of the petrogenesis of pyroclasic rocks.
尽管这样，野外地质和火山碎屑岩的岩性特徵，仍是火山碎屑岩成因研究的基础。