Kerogen type is mainly humic, and terrestrial higher plants are the petrologen.

干酪根类型以腐殖型为主，成烃母质为陆地高等植物；

youdao

A new type of kerogen automatic preparation instrument can automatically operate the whole process of kerogen preparation.

一种新型干酪根自动制备仪能自动完成干酪根制备工作的全过程。

youdao