In the last part, using the method of annual cost, the article made analysis of solar heating system and other conventional energy system in economy as well as environmental benefits.
最后利用费用年值法对太阳能采暖系统以及其他常规能源系统进行经济性分析与环境效益分析。
Based on the calculation of annual fixed expenditure and annual running cost, compares some heat and cold source schemes with annual current expenditure method.
用年经常费用法对几种冷热源方案的年固定费用和年运行费用进行了计算比较。
The concept of the method of annual cost for equipment is clearer and its calculation is simple and convenient, and thus it is easy for the ordinary hotel managing staff to accept and grasp.
设备年度成本方法的概念比较清楚，计算简单方便，易为普通饭店设备管理人员所掌握。
This paper advances calculation method for unit construction prices of pipelines and annual power cost.
本文提出单位长度管线造价及管网能耗即环状管网年动力费的计算方法。
Taking the minimum annual total cost as an objective function, the optimal separation positions of different mixture of methylchlorosilane were determined by the method of ordered search.
以年总成本最低为目标函数，利用有序搜索法递减确定不同组分混合物的最佳切割点。
Taking minimizing annual operating cost as an object function, the method employed hereditary algorithm to get optimal compensatory places (non-node) and capacity.
该算法以年运行费用最小为目标函数，运用遗传算法求出最佳的补偿地点(非节点)和最优补偿容量。
Taking minimizing annual operating cost as an object function, the method employed hereditary algorithm to get optimal compensatory places (non-node) and capacity.
该算法以年运行费用最小为目标函数，运用遗传算法求出最佳的补偿地点(非节点)和最优补偿容量。
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