Methods: Ultrastructural morphology and quantitative changes of left atrium and left ventricle of male rats were observed by electron microscope.

方法：取健康雄性大鼠，电镜观测左心房和左心室细胞超微结构的形态和定量变化。

youdao

Objective To develop a morphology research on the quantitative evaluation indexes for skin aging of the dorsal hand.

目的：开展手背部皮肤老化形态学定量评价指标的研究，为客观评价皮肤老化提供手段。

youdao

Conclusion the combination of ct and quantitative ct can accomplish the unity of morphology and function, thus offer more diagnostic clues and make the diagnosis perfect.

结论CT与定量ct结合实现了形态与功能的统一，可以提供更多的诊断信息，完善疾病的诊断。

youdao