英语语法分析

The methods were applied to study the face of tunica mucosa of the Trionyx sinensis.

该方法用于研究中华鳖消化道粘膜表面。

The gonadal development of Chinese turtle, Trionyx sinensis, cultured in hothouse was investigated.

对温室养殖中华鳖的性腺发育进行研究。

By means of microscopic examination and observation on spawning activities, the gonadal development of Chinese turtle , Trionyx sinensis, cultured in hothouse was investigated.

采用性腺组织切片观察与繁殖行为观测相结合的方法，对温室养殖中华鳖的性腺发育进行研究。