major maintenance and repair的意思|示意
美 / /
英 / /
主要保养及维修
major maintenance and repair的网络常见释义
重大维修 2.10重大维修 major maintenance and repair 是指更换或修理锅炉、压力容器、压力管道的受压元件；更换或修理电梯、起重机械、场（厂）内专用机动车辆、客运索道、大型游乐设...
major maintenance and repair相关例句
Its major function are in maintenance, direction - turning frame maintenance, temporary repair, big maintenance, rough parts maintenance, wayside equipment maintenance and new vehicle assembling.
主要功能为列事大修转向架检修临时检修，大维修粗件修护道旁设施维修及新车组装。