uret[医] 氮氧甲基ure抱朴说Ureter obstruction输尿管梗阻uretheral diseases尿道疾病ureteral electrode(肾电图用)输尿管电极ureido-hydantoin脲基乙内酰, 尿囊素ureotelic organsim排尿素的生物ureidosuccinic acid脲基琥珀酸ureter-cystoscopy输尿管膀胱镜检查Ureter carcinomatos输尿管肿瘤ureterocutaneostomy输尿管皮肤造口术ureteitis granulosa粒性输尿管炎