运行维护费operation and maintenance cost 修理和维护修理与维护 repair and maintenance ..
双语例句
1
Operatio practice showed that the realization of state maintenance could save cost, reduce faults, and improve safe and and economic operation level of power plant.
运行实践表明,实现状态维修能节省成本,减少故障.提高电厂安全经济运行水平。
2
Simple structure, convenient using andmaintenance, steady performance, low operationcostand high crushing ratio.
结构简单,便于使用和维护,性能稳定,运营成本低,破碎比大。
3
By cathodic protection, the durability of PCCP pipe will be greatly increased to abate maintenancecost in operation management and augment effective availability of the pipe.