基本释义:

运行及维护费

网络释义

1)operation and maintenance cost,运行及维护费

2)operation and maintenance expense,运行及维护费用

3)MRO (maintenance,repair and operating),维护、修复及运行

4)operation and maintenance charge,运行维护管理费

5)O&M cost (operation and maintenance cost),运行维护费用

6)operating cost,运行费用，维护费用

用法和例句

This paper presents the calculation methods of primary energy economic ratio and operation and maintenance charge of the recovery condensing of air-conditional system in hotel in summer(hot water supplying system with heat pump) and hot water supplying with boiler.

本文提出了宾馆夏季空调冷凝热回收系统(宾馆热泵供热系统)及供热水锅炉的一次能源节约率及运行维护管理费用的计算方法。