结果：大鼠肝癌种植后7天，种植肝叶均可见类圆形、单发瘤灶影，大小约0.6～0.8cm，CT平扫为低密度，MRI扫描T1WI为低信号。
Results : Imaging examination showed that single , round tumors were seen in the liver of all these rats seven days later . Low density lesions were seen in pre-contrast scan . Low signal lesions were seen in MRI T 1 WI .
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