Volumes of various group composition were calculated by using addible RI of hydrocarbon mixtute, th...

其适用范围也可推广到重质原油的轻质部分分析。

Conclusion The RI was relating to size of subserous myoma, as the tumor became larger, the RI became smaller.

结论浆膜下肌瘤瘤体内动脉血流RI值与肿瘤大小有关,其RI值随瘤体增大有降低趋势。

Volumes of various group composition were calculated by using addible RI of hydrocarbon mixtute, then their volume percentage was determinded.

利用烃类混合物折光率的可加性计算各族组分流出体积,从而计算其体积百分含量。

The RI of cortex was different at various regions, especialy in CGD.The inadiquate perfusion of cortex appeared first at isovolumetric systole.

移植肾皮质部血流灌注不良时，血流充盈缺乏首先发生在等容收缩期。

Objective To observe pulsative index (PI), resistant index (RI) of placental helicine arteries by colour Doppler, analyses relation between PI, RI and developing of pregnant hypertension.

目的本研究采用彩色多普勒检测孕妇子宫胎盘床螺旋动脉搏动指数（PI），阻力指数（RI），预测妊高征的发生、发展及预后。

Conclusion: RI is a time-dependent physiological parameters, it can significantly enchance the diagnostic value for obstructive uropathy by analysis of the interrenal RI difference or ratio.

梗阻发生后RI是一个时间相关性的生理参数，比较双侧肾脏的RI值可显著提高其诊断梗阻的准确性。