Through power flow calculation of tie lines, the effects of the changes in generation, load and network structure on the voltage quality and safe and economic operation of the system can be analyzed.
通过联络线的潮流计算，可以分析发电出力和负荷以及网络结构的改变对系统电压质量和安全经济运行的影响。
The thesis sets up an indicators system on economic return evaluation of passenger train plan and discusses the calculation and relationships of these indicators.
本文对铁路旅客列车开行方案经济效益评价的指标体系及其计算表达式进行了研究。
It establishes coordination analysis model between sub-system and internal system of ocean economic complex system with calculation method.
建立海洋经济复合系统子系统内部与子系统之间的协调度分析模型，并给出了协调度的计算方法。
The direct and indirect economic benefits obtained by cophase system are quantitatively evaluated and the calculation equation of investment returning year is derived.
定量计算了同相供电系统的直接和间接经济收益，并得到了回收年的计算公式；
Due to some social and economic system that can be formulated in formula, the author works out a calculation of an economic regulation model.
针对一类可线性化社会经济系统，给出了一种经济控制论模型的自适应极点配置算法。
Puts forward a way to use the fire pool in high buildings as a water cool storage system. Proposes a design calculation method, measures for saving energy and an economic benefit analysis.
提出将闲置的消防水池用于空调蓄冷的方案，给出计算方法、提高热效率的措施和经济效益分析。
Puts forward a way to use the fire pool in high buildings as a water cool storage system. Proposes a design calculation method, measures for saving energy and an economic benefit analysis.
提出将闲置的消防水池用于空调蓄冷的方案，给出计算方法、提高热效率的措施和经济效益分析。
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