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。
Gas turbine maintenance cost coefficients have been used for calculating the profitability of power plants equipped with different gas turbines.
采用燃气轮机维护费用因子对选用不同燃气轮机电站的经济性进行计算,并对天然气价格提高的情况也进行了讨论。
LOW COST OPTIONAL ROLL-OUT BATTERY INSTALLATION.
滚动式电池箱（备选件）：更低的维护费用。
High Upkeep only taxes your gold by 50% (from 60%).
高维护费用保持50%的税率而不是以前的60%。
Finally, good standards can lead to reduced maintenance costs and improved reuse of design and code.
最后，好的标准能够降低维护费用，提高设计和代码的重复利用。
Good planning, solid documentation, and well-structured programs can help to minimize maintenance cost.
良好的计划、实用的文件资料和合适的程序结构都有助于减少维护费用。
Increasing loading of equipment, decreasing maintenance expenditures and postponement of investments are goals to reduce life cycle costs.
增加设备的负荷，降低维护费用以及延缓投资都是降低使用寿命成本的目的。
Necessary expenses incurred for the custody of the civil aircraft.
（二）管维护该民用航空器的必需费用。
Get one of the free UNIXes and learn to use and run it.
取得一个免费的UNIX,并学习使用和维护.
Lessor pay the salary of the driver in the using process, insurance (full) fee, car maintenance fee, the fee of fuel ,road maintenance fee , and annual check-up fees.
上述租金包括司机的工资，保险和车辆的保险费、维护保养费、燃油费、养路费、审验费等费用。
The ratio of envelope to floor area is such to make even a doubling of the cost of the envelope marginal when compared with the cost of producing the structure of the building.
相比于建筑结构生产的费用，维护结构与地板的比率使得维护结构的费用增倍。
You needn't trouble your head to screen me, Catherine is gone.
你用不着费心维护我，凯瑟琳已经死去了。
OPTIMIZATION METHOD BASED ON FINITE CHARGE FOR OIL/GAS PIPELINE INTEGRI TY MAINTENANCE;
油气管道完整性维护决策的有限费用优化方法
Responsible for directing all operations related to the maintenance, repair and upkeep of the facilities, equipment, grounds, machinery and maintenance operations.
负责指导所有与维护、理相关的工作，器具、备、所、械和维修操作的费用。
If materials are used for maintenance or other types of factory-wide activities, the materials consumption report discloses that they should be charged to factory overhead.
对用于设备维护或用于整个企业的材料,就作为制造费用来处理。
This program simulates the operation of future systems, computing fuel, start-up, operation and maintenance costs.
此程序模拟未来系统的运行,计算燃料、开机、运行及维护的费用。
Ensure high standard and efficient maintenance with an aim to reduce overhead spending.
确保高标准,高效率的设备维护水平,以便更多地降低管理费用.
Operation and maintenance costs per unit decrease as the size of the treatment facility increases.
随着处理厂规模的扩大，降低了处理单位体积废水的维护管理费用。
Providing convenience for maintaining in 1 to 3 years after plant acceptance, spare parts to be charged at cost price.
一年后至三年内提供维护方便，备件只收成本费用。
The activity maintaining costs are mainly used on the training of troops, construction of engineering projects and daily consumption.
活动维持费主要用于部队训练、工程设施建设及维护和日常消耗性支出；