PCNA-index(PI) in the high ligation groups were much lower than the control groups(P<0.01), while apoptosis index(AI) were higher than the control groups (P<0.01).
结扎组生精细胞PCNA增殖指数（PI）明显低于对照组（P<0.01），凋亡细胞指数（AI）明显高于对照组（P<0.01）。
There are large contouring errors around sharp corners when low-bandwidth servo controllers (such as P-PI control) are used.
有很大的错误，周围轮廓鲜明的弯道时，低带宽伺服控制器的使用。
But resistive index (RI) and pulsatile index (PI) were markedly higher in cirrhotic patients with ascites than that in cirrhotic patients without ascites and that in the control group (P<0.01).
但肝硬化腹水组肾动脉阻力指数（RI）和搏动指数（PI）均显著高于其余两组（P<0.01）。
The group of severe preeclampsia SRA PI, RI and S/D values than the control group and the mild and moderate PIH group were significantly higher, the difference was significant(P<0.01).
⑶重度子痫前期组SRAPI、RI和S/D值较对照组及轻度妊高征组、轻度子痫前期组均明显升高，具有显著性差异（P〈0.01）。
The quantitative perfusion parameters of renal cortical perfusion AUC increased, PI reduced, A increased, TTP extension, and the case group was significant different from the control group(P<0.05);
其定量灌注参数与对照组相比，肾皮质灌注曲线下面积增大、峰值强度减低、曲线上升支斜率增大、达峰时间延长，与对照组有显著性差异（P<0.05）；
The quantitative perfusion parameters of renal cortical perfusion AUC increased, PI reduced, A increased, TTP extension, and the case group was significant different from the control group(P<0.05);
其定量灌注参数与对照组相比，肾皮质灌注曲线下面积增大、峰值强度减低、曲线上升支斜率增大、达峰时间延长，与对照组有显著性差异（P<0.05）；
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