膜转运修饰剂 membrane transport modificatory agents

设备维护、修理和运作 MRO

修改运价报备 AMENDMENT FILING

大修停运 outage for overhauling

运行维修 operating maintenance

运行和维修 O&M Operation and Maintenance

运用修正反省列表 Use the Revision Checklist

检修运行 INSPECTION RUN

车辆运用维修 car operation and maintenance