求翻译：产品生命周期的目标是至关重要的，因为他们提供的基本知识，可以帮助企业主利润决定的营销目标，采用。这些目标帮助营销人员采取积极的措施，而不是推出反应措施，以应对市场压力。产品通过几个不同的阶段，并通过这些阶段的产品的目标变化是什么意思？

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The product life-cycle objectives is of vital importance, as they provide the basic knowledge, you can help the business the profit to the marketing goals. These goals help with marketing personnel to take active measures, rather than launching response measures to respond to market pressure. Produc

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Product life cycle target is essential, because they provide the basic knowledge, profits can help business owners decide to marketing goals. These goals help marketers adopt positive measures, rather than launch response measures in response to market pressures. Products through several different p

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