| 1. | The first investment 初投资性比 |
| 2. | Calculated the acceptable initial cost of ghp system by payback period 以运行费用的节省率为基础推算了市场可接受的初投资水平。 |
| 3. | Meanwhile , authors analyzed the effects of some factors , such as solar heating hours , domsteic hot water load on the system economy 然后将其与常规热水系统进行比较,对比其初投资、运行费用,综合热价等指标。 |
| 4. | Represents the control method of cold and heat sources and hot water storage tank , and analyses the initial investment and running costs 介绍了空调冷热源和贮热水箱的控制方法,分析了系统的初投资和运行费用。 |
| 5. | Many techniques concerning energy conservation can be applied to dhc system , and initial cost and maintenance cost can also be reduced 它可以充分利用各种空调冷热源的节能技术,能降低初投资和维护管理成本。 |
| 6. | Its initial cost , total cost , energy consumption and synthetic heat price in its life cycle are analyzed , and compared with conventional heating systems 根据模拟的结果,分析其初投资,寿命周期内的总能耗、总运行费用,综合热价等指标。 |
| 7. | The investment of products is not in its quantity but in the advance after years . our patent net floor of more function has much more advantages than others :衡量一个建筑产品的初投资性能不在于投资的大小,而在于若干年以后仍能保持建筑产品的先进性。 |
| 8. | Based on the projects in beijing , analyses and compares four air conditioning schemes in initial investment , operating cost , energy using efficiency and atmospheric pollution effects 摘要通过北京地区的工程实例,对4种暖通空调方案的初投资、运行费用、能源利用效率、污染排放量进行了分析比较。 |
| 9. | Considers that applying water source heat pump can reduce initial investment , operating cost and atmospheric pollution effects when recycling cooling - water from power plant is used 认为在具备利用电厂循环冷却水条件的场所,采用水源热泵为建筑供暖可以减少初投资、运行费用以及对城市的污染影响。 |
| 10. | Calculation models of the initial investment and operating cost of different air conditioning systems are given . according to economics knowledge , several economic indicators are proposed 本文还给出了不同空调系统初投资和运行费用的计算模型,并借鉴经济学知识提出几种关于蓄能空调的经济评价指标。 |