一分析机器的无形损耗,合理利用旧机器设备在国民经济的技术改造中,除了建设一些新的企业以外,还要充分发挥原有企业的潜力,利用原有基础进行改建或扩建。因此,我国机械工业不仅在第一个五年计划期内改建了一些企业,而且在今后经济建设过程中,由于生产与技术的不断发展,对于现有的许多企业仍然 An analysis of the intangible depletion of machinery and the rational use of old machinery and equipment In the technological transformation of the national economy, in addition to the construction of some new enterprises, we must give full play to the potential of the original enterprise and use the original foundation for reconstruction or expansion. Therefore, China’s machinery industry has not only rebuilt a number of enterprises during the first five-year plan period, but in the course of future economic construction, due to continuous development of production and technology,