blood dotting time的用法和样例：
例句
- Cold ischaemia time and donor age increased the likelihood of HCV recurrence.
冷却血时间和供体年龄是增加丙肝复发可能性的主要原因。 - Primary pharmacodynamics test was studied.It showed the LMWH-gelatin complex and its oral dose form both could significantly prolong cogulation time of mice.
并进行了初步药效学实验，实验表明低分子肝素明胶复合物及制剂经口给药，均能明显延长小鼠凝血时间。
