20世纪70年代以来,伴随着以信息技术为核心的高新技术向服务业的快速扩散,服务产品的特性在不断弱化,规模经济、资本密集性逐渐加强,服务业现代化的步伐越来越快。 Since the 1970s, with the rapid proliferation of high-tech industries with information technology as the core, the features of service products have been constantly weakened, economies of scale and capital intensity have been gradually strengthened, and the service industry has been modernized at an accelerated pace.