汽车: automobile; motor vehicle; c ...使用: make use of; use; employ; ap ...维修: keep in repair; service; mai ...优化: optimize; majorization; opti ...汽车使用: vehicle operation汽车使用数: motor vehicles in use汽车使用者: autoist; automobilist汽车使用强度: vehicle operation intensity汽车使用条件: vehicle operation condition汽车使用效率: vehicle operation efficiency汽车使用性能: vehicle operation performance使用维修工程师: utilization engineer汽车使用方便性: vehicle utilization conveniency汽车使用可靠性: vehicle operational reliability一般汽车使用的: the life expectancy of the average car the present government汽车使用数目有限制: a limited number of cars is available不用维修的: maintenance-free机车使用者: motorcycle user年使用维护: aom annual operational maintenance车辆运用维修: car operation and maintenance通用维修标准: ums universal maintenance standard应用维修主任: head, application maintenance专用维修工具: sst special service tools底盘车使用费: chs chassis charge刹车使用限制: brake limitation