铁路建设要适应多变的市场,必须关注和重点把握实施物资管理过程的各个要点。物资计划甲供、甲控物资铁路项目所涉及到的甲供物资,在本标段招标时就已确定了固定的结算单价,在整个施工过程中本单价不随市场价格的变化而上下浮动,因市场变化产生的价差由业主承担。根据项目工程部提供的分阶段《主要材料需用量计算 Railway construction to adapt to changing markets, we must pay attention to and focus on the implementation of the material management process of the various points. A project for the A, A-controlled materials involved in a project for the supply of materials in the bidding has been identified when the tender fixed price, throughout the construction of the unit price does not fluctuate with the market price fluctuations, due to The price difference caused by changes in the market borne by the owners. Based on the phased “major material requirements” provided by the project engineering department