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Ultrasonic scanner. Apparatus for ultrasound examination. Echocardiography. Ultrasound machine with monitor. Medical instrument for examining internal organs. Medical diagnostic equipment. Sonography

视  频 ID：  1100205111
版      权：  fotoliza
视频长度：  0:09
横纵比率：  16:9
所属分类：  科技 医疗 
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