作为产业演变过程的一部分，许多产业必然经历由高速增长的初始阶段向有节制增长的成熟阶段的转化。在这一转化时期中，企业的竞争环境经常发生根本性变化，这要求企业艰难地作出战略反应。转化中的产业变迁增长放慢意味着市场占有率方面更激烈的竞争；产业中的企业更倾向于向 As part of the evolution of the industry, many industries inevitably experience the transition from the initial stage of rapid growth to the mature stage of moderation. During this transformational period, the competitive environment of enterprises often undergo fundamental changes that require enterprises to make difficult strategic responses. Slower growth in the transforming industries means more intense competition in the market share; firms in the industries are more inclined to