maintenance fee赡养费; 生活费
maintenancen.维修;维护;保持;生活费用;抚养费
maintenance inspection维修检验
maintenance innovation维修创新
maintenance programing维护编程
Maintenance Index Code维修索引代码
maintenance acceptance维护承诺
maintenance parts sale维修配件销售
maintenance of species物种保存
maintenance experience维护经验
maintenance throughput维持简单生产的生产率
Maintenance Technology维修技术