packed red blood cells的用法和樣例：
例句
- A haematocrit test measures the total volume that red blood cells take up in the blood.
紅細胞壓積則測定血液中紅血球的總容量。 - By means of regression analysis,it was shown that the common factors which affected whole blood viscosity of Ophicephalus argus were hematocrit and erythrocyte aggregation index.
運用逐步回歸分析法得出了影響烏鱧全血粘度的主要因子為紅細胞壓積和紅細胞聚集指數。
