The total incidence of intracranial leukemic nfiltration in 50 leukemic autoptic cases was 90%.

50例白血病尸检患者的白血病细胞颅内浸润总发生率为90%。

The autoptic results show that the filter plates produced by this technology have good performance.

现场试验表明,该工艺生产的过滤板有较好的使用性能。