1.This experiment has filled in the blank space data in nerve system of anourous amphibian type.

1.本实验在一定程度了有关尾两栖系统资料的空白。

2.This experiment at some extent has filled in the blank space data in nerve system of anourous amphibian type.

2.本实验在一定程度了有关两栖系统资料的空白。