magma generation meaning in Chinese

岩浆生因

On the basis of detailed and systematic studies on the petrography , major and trace elements and sr - nd isotopic data of mesozoic volcanic rocks , especially the mafic volcanic rocks in yanshan area , we successfully studied the deep processes related to magma generation and their relationship with shallow - level tectonic evolution . the major conclusions are summarized as below . 1
论文通过对燕山地区中生代火山岩，特别是中基性火山岩，进行详细而系统的岩石学、主微量元素地球化学特征和sr - nd同位素组成特征的研究，主要取得了以下研究成果： 1燕山地区中生代( j - k )火山岩为一套钙碱性-高钾钙碱性-橄榄安粗岩系列岩石。
The transitional group of diabases have intervenient sig , feg , tig , indicative of in - between melting degrees and melting depths . the highest nag in thes e rocks tend to suggest that na behaved as a moderately incompatible element during magma generation , thus preclude the possibility for residual jadeite to host na
所有的观察事实反映徐州地区晚元古代辉绿岩来源于具有不同深度、不同富集程度的nd同位素亏损地幔，因此最好的解释模式就是它们为地幔柱冲击作用下岩石圈-软流圈-地幔柱相互作用的产物。