此外，将分离提取的球状病毒进行感染试验，感染死亡率为60％。

From infection experiment the corrected mortality was as high as 60%.

youdao

此外，将分离提取的球状病毒进行感染试验，感染死亡率为60％。

From infection experiment the corrected mortality was as high as 60%.

youdao