AAAI pacemaker 心房按需抑制起搏器AAT pacemaker 心房按需触发脉冲起搏器abatement of fever 退热abdominal aneurysm 腹主动脉瘤abdominal aorta 腹主动脉abdominal aortic aneurysm 腹主动脉瘤abdominal aortic pulsation 腹主动脉搏动abdominal aortography 腹主动脉造影术abdominal breathing 腹式呼吸abdominal bruit 腹部杂音abdominal cavity 腹腔abdominal discomfort　腹部不适abdominal distension 腹胀abdominal sy 腹水abdominal fullness　腹部饱胀感abdominal mass 腹部肿块abdominal pain 腹痛abdominal palpation 腹部触诊abdominal paracentesis 腹腔穿刺术abdominal part 腹部abdominal plain film 腹部平片abdominal pressure 腹压abdominal pulse 腹主动脉搏动abdominal swelling 腹胀abdominal tenderness 腹部压痛Abdominal ultrasonography 腹部超声波检查法abdominal vascular murmur 腹部血管杂音abdominal wall 腹壁abdominojugular reflux　腹－颈静脉回流aberrant conduction 差异性传导aberrant ventricular conduction 心室差异