Operation era经营时代
operationn.操作;运转;经营;行动;手术;运算;生效;(复)运筹学
Operation Duty Officer值班军官
operation and checkout操作和检验
Operation on mesentery肠系膜手术
operation failing risk操作失败风险
operation control unit运算控制器
operation area of pump水泵运行区域
operation architecture作战体系
operation optimization运行优化
Operation similartaxis趋同操作
operation significance现实意义