overhaul cost meaning in Chinese

大修成本构成
大修费用
大修理成本

With the speed - raising of railway and the marketing of the management , the load that the electric locomotive burdens increased annually . in order to guarantee the security of the locomotive , the overhaul must be transited from preventive maintenance to state maintenance , which can accelerate the speed and the quality of the locomotive overhaul and reduce the overhaul cost . the most important achievement is that the overhaul can be performed automatically and digitally and can be effectively competent for the record management of the overhaul data
随着铁路提速和运营生产的市场化，机车运行负荷逐年增加，为了有效保证机车的运行安全，机车检修必须从定期维修向状态维修转变，以提高机车检修的速度和质量，降低机车检修成本，更重要实现检修自动化、数字化，完成对机车检修数据进行有效的记录管理，建立机车关键设备的状态参数数据库，从而实现对机车状态有效控制。