excussv.依法索取(债务)EXCn.开挖(激励器；排气关闭)exchanging recombination交换重组Excision of urachal cyst脐尿管囊肿切除术exchanging zone solution换带计算Excision of scar of skin皮肤瘢痕切除术excyclofusional rotation外旋(转)融合性旋转Excision of carotid body颈动脉球切除术excision of adenoids tag增殖腺残体切除术exchanging knives system换刀系统Excision of anal papilla肛门乳头切除术Excision of cyst of hand手囊肿切除术