目的全省CT机辐射剂量水平与低对比度分辨力之间的关系。

Objective To understand relation between CT scanner radiation levels and low-contrast resolution in whole province.

youdao

目的全省CT机辐射剂量水平与低对比度分辨力之间的关系。

Objective To understand relation between CT scanner radiation levels and low-contrast resolution in whole province.

youdao