All pectoral lymph nodes were located by ultrasound on body surface and studied as pathological specimens after operation.

运用高频超声探测胸肌淋巴结体表定位，并与术后病理标本中找到的胸肌淋巴结对照。

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All pectoral lymph nodes were located by ultrasound on body surface and studied as pathological specimens after operation.

运用高频超声探测胸肌淋巴结体表定位，并与术后病理标本中找到的胸肌淋巴结对照。

youdao