Operation method about “three incision” operation of esophagus cancer
idling
怠速
空转
空
空载
无效
闲置
闲
惰走
空转空载
火成侵入
空运转
(input-output) operation
(The symbol is abbreviated) operation
1ump-sum appropriations operation
Ⅰ stage associated operation
3D common operation picture