单词：packed red blood cells
packed red blood cells的用法和样例：
例句
- A haematocrit test measures the total volume that red blood cells take up in the blood.红细胞压积则测定血液中红血球的总容量。
- 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.运用逐步回归分析法得出了影响乌鳢全血粘度的主要因子为红细胞压积和红细胞聚集指数。
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