何谓＂第四产业＂第四产业的产生是资本主义国家中对产业结构的一种划分。所谓＂第四＂并非是第一、二、三产业的顺序排列，而是与第二产业密切相关，＂四＂表示＂二＂的乘方，是第二产业中需要高度脑力劳动的部门。日本学者认为，第四产业是一个最重要的产业群，主要生产... What is the “Fourth Industry” The emergence of the fourth industry is a division of the industrial structure in the capitalist countries. The so-called “fourth” is not the order of the first, second and third industries, but closely related to the second industry. The “fourth” means the “second” power and the sector that requires a high degree of mental work in the secondary industry. Japanese scholars believe that the fourth industry is one of the most important industry group, the main production ...