polygenesis造句
1. Evidence shows that the uraninite is of polygenesis.
2. ( It is the question once again of polygenesis versus diffusion from a single origin. ).
3. The polygenesis cultures of Western Hunan permeate each other among the nationalities of Tujia, Miao, Dong and so on , which produces the identical trend of the ethical elements to a certain extent.
4. Thus, the author holds that the Jinshangold deposit is a polygenetic composite ore deposit with polygenesis, multi- stage and multi-material sources.
5. Thus, the author holds that the Jinshangold deposit is a polygenetic composite ore deposit with polygenesis, multi- stage and multi-material...