常见例句The rapakivi granites have a number of petrological peculiarities.环斑花岗岩具有若干岩石学的特征。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。 返回 granites