名词
中文翻译：单极胸导联
同义词：
['unipolar lead', 'unipolar lead wire']
例句：
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1.The patient's electrocardiogram showed a unipolar chest lead.
患者的心电图显示单极胸导联。
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2.During the surgery, the surgeon used a unipolar chest lead to monitor the patient's heart rate.
在手术期间，外科医生使用单极胸导联来监测患者的心率。
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3.The doctor explained that the unipolar chest lead was necessary for monitoring the patient's vital signs during the recovery period.
医生解释说，单极胸导联对于监测患者在康复期间的体征是必要的。