“产品生命周期理论”的概念、定义、翻译、参考文献-科学参考

单词	产品生命周期理论
释义	产品生命周期理论 Encyclopedia 经济学产品生命周期理论释 product life cycle theory产品生命周期理论认为新产品从开始进入市场到被市场淘汰的整个过程中，存在引入、成长、成熟、衰退阶段的理论。
随便看	spectral relaxation time spectral representation spectral representation of autocovariance spectral representation of correlation function spectral representation of operator spectral representation of stationary process spectral representation theorem spectral resolution spectral resolution of an operator spectral resolution of operator spectral resolution of terahertz spectrum spectral resolving power spectral response spectral response curve spectral response of terahertz spectrum spectral responsivity spectral rigidity spectral ring spectral scale spectral selectivity spectral semi-invariant spectral sensitivity spectral sensitometry spectral sequence spectral sequence of a fiber space

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。