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夕阳产业
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夕阳产业
随着技术创新、新产品的替代或需求变化,产品趋于同质性,竞争激烈,市场饱和,连续创新趋于枯竭,产业收益率低于其他产业平均值且呈下降趋势,但在分工体系中已经取得较为稳定地位的产业。是对趋向衰落的传统工业部门的一种形象称呼,是朝阳产业的对称。又称衰退产业。
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self organizing map
self-organizing map
self-organizing map,SOM
self-organizing neural network
self-organizing symbiosis model
self-organizing system
self-organizing systems
self-organizing theory
self-orthogonal
self-orthogonal code
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self orthogonal vector
self-orthogonal vector
self orthogonal vector space
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self-oscillating optical pumping magnetometer
self-oscillatory system
self-osculation
self-paid ratio
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self-parallel excitation system
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