Product Life-Cycle Management: Changing the features and benefits of the product, elements of the marketing mix, and manufacturing operations over time to maximize the profits obtainable from the product over its lifecycle. (See Chapter 33 of The PDMA HandBook 2nd Edition).
产品生命周期管理:随着时间推移改变产品特性和功能、市场混合要素和制造过程，以在产品生命周期中获取利润最大化。(参见PDMA手册第二 版的第33章)
