化妆品周期
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Product Life. Cycle Stages
The product life cycle has 4 very clearly defined stages, each with its own characteristics that mean different things for business that are trying to manage the life cycle of their particular products.
关键词：characteristics特征，典型的 introduction介绍，引进 growth发展，增长 maturity成熟 decline衰退
Product Life cycle productlifecyclestages.com
