英语语法分析

Assorting and naming of volcanic rock is mainly based on the content of main petrogenetic mineral.

主要造岩矿物的含量是火山岩分类定名的主要依据。

Finally, a positive correlation is observed between the partial fusion extent and the petrogenetic temperature and pressure.

初始熔浆部分熔融程度温度、压力呈正消长关系。

The alkali feldspar granites studied belong to A2 on petrogenetic type, and should be formed in a post-collisional tensional environment.

这些碱长花岗岩在成因类型上属a2型，形成于后碰撞的张性环境中。