(psychiatry) a defense mechanism by which your true motivation is concealed by explaining your actions and feelings in a way that is not threatening
the cognitive process of making something seem consistent with or based on reason
(mathematics) the simplification of an expression or equation by eliminating radicals without changing the value of the expression or the roots of the equation
the organization of a business according to scientific principles of management in order to increase efficiency
systematic organization; the act of organizing something according to a system or a rationale
The maintenance, upkeep, checking, repair, upgrading, rationalisation and extension of plants complete the available services. 欧德通风还提供多种服务，包括保养，维修，检查，升级，合理化改造及设备的拓展。
