单元: unit; unit element; cell; lo ...操作: operate; manipulate; handle与: take part in; participate in过程: process; procedure; transver ...单元操作: unit operations; unit process单元操作设备: unit operating equipment化工单元操作: chemical engineering unit operation; unit operations of chemical engineering化学工程单元操作: chemical engineering unit operation联合开发;单元操作: unit operation与过程: processes二元操作: dual operation二元操作符: binary operators; dyadic operator四元操作符: quarternary operator; quaternary operator一元操作: unary operation一元操作符: unary operators一元操作数: monadic operand操作与管理: oam操作与维护: o & mn; oam operation and maintenance; operation & maintenance操作与维修: operating and maintaining; operations and maintenance操作与校正: operations and checkout操作与验核: o&c operation and checkout管理的意义与过程: meaning and processes of management化学与过程工程: chemical and process engineering支持与过程管理: rm&o - osr二元运算子 二元操作符: binary operator