This paper according to the achievement of modern biology , the theory of evolution and palaeontology to discuss the indistinct question and.

本文根据现代生物学、生物进化论、古生物学成就，就存在的模糊问题、产生原因及研究意义进行了浅简的论述。

youdao

This paper according to the achievement of modern biology , the theory of evolution and palaeontology to discuss the indistinct question and.

本文根据现代生物学、生物进化论、古生物学成就，就存在的模糊问题、产生原因及研究意义进行了浅简的论述。

youdao