serum iron determination

例句：

1. 1. The doctor ordered a serum iron determination to check the patient's condition.
   医生要求进行血清铁测定以检查病人的状况。
2. 2. The results of the serum iron determination showed that the patient had low iron levels.
   血清铁测定的结果显示，患者有低铁水平。
3. 3. The serum iron determination is an important part of the patient's treatment plan.
   血清铁测定是患者治疗计划中的一个重要部分。