operation for为 ... 做的手术
operationn.操作;运转;经营;行动;手术;运算;生效;(复)运筹学
operation-question操作题
operation protection操作保护
Operation on urethra尿道手术
Operation on trachea气管手术
operation Jaboulay's
Operation treatmentg手术治疗
Operation on omentum网膜手术
Operation/Therapy手术/治疗
operation regulation操作规程
Operation on urachus脐尿管手术