浅谈开展废钢质量效能监察绵阳工务段王朝强在我们铁路系统，每年都要报废大量的废钢材，如机车配件、轨料等。这些废旧钢材除一部分上交国家外，另一部分留作自用。无论是上交也好，自用也好，我们在废钢管理上都存在一些问题，比如上交数量不足，杂质较多，供需双方因此... On the implementation of scrap steel quality and performance supervision Mianyang Public Works Wang Chaoqiang in our railway system, every year to scrap a large amount of scrap steel, such as motorcycle parts, rails and so on. Part of the scrap steel is turned over to the state, while the other part is reserved for private use. Whether it is submitted or used for personal use, we have some problems in scrap management, such as insufficient quantities submitted, more impurities, both supply and demand, so ...