超低位
ultra low rectal cancer
Ultra low
ultra low anterior cervical incision
超低位前切除
ultra-low anterior resection
ultralow anterior resection
超低位前切除术
utralow anterior dissection
超低位直肠癌
low rectal cancer
Ultra-low rectal cancer
ultra-low rectal carcinoma
胆道低位梗阻
Lower bile duct obstruction
低低水位
LLWL (low-low water level
低-低水位开关
low-low water level switch
低位保肛术
sphincter-saving operation
低位冰河假说
low altitude glacier hypothesis