positive incidence

Influence of incidence on aerodynamic performance of compressor cascade with positive curved blade

冲角对正弯曲叶片扩压叶栅气动性能的影响

The positive incidence of biliary ducts dilatation was 100 %.

本组胆管扩张的显示率为100%.

His estimate of half a million HIV positive cases was based on an extrapolation of the known incidence of the virus.

他估计有50万个HIV阳性病例，这是根据已知的病毒感染率作出的推论。

To investigate the factors affecting the incidence of positive surgical margin in partial laryngectomy.

探讨影响喉癌部分喉切除术阳性切缘发生的因素.

Anticardiolipin antibodies ( AcAb)-positive immune infertility is infertility, the incidence and detection rates on the rise.

抗心磷脂抗体（AcAb）阳性所致不孕属于免疫性不孕，其发生率与检出率均有上升趋势。