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一、建材工业的定位建材工业属于重要的原材料工业,是基础产业的组成部分。在传统的计划经济体制下,建材工业产品作为生产资料,由计划部门统一计划生产和调拨,没有自主交换的主体,没有价格的自发变动和调节,更没有竞争。行政部门的垄断为建材工业产品建立了一个非建材行业难以自由进入的市场壁垒。这种情况的建材市场是封闭型建材市场。改革开放以后,单一计划体制发生了质的变化,但建材市场,由于其产品的特点而变化缓慢。尽管国家指令性计划范围缩
First, the positioning of building materials industry Building materials industry is an important raw material industry, is an integral part of the basic industries. Under the traditional planned economic system, building materials industrial products, as production materials, are planned and produced by the planning department in a unified way and are not subject to independent exchange. There is no spontaneous change and adjustment of prices and no competition. The monopoly of the administrative departments for the building materials industrial products to establish a non-building materials industry is difficult to freely enter the market barriers. Building materials market in this case is a closed building materials market. After the reform and opening up, the single-plan system has undergone a qualitative change, but the building materials market has changed slowly due to the characteristics of its products. Despite the shrinking scope of the national mandatory plan