... mathematical terrain model 数学地形模型 mathematical economic model 经济数学模型法 mathematical fire model 数学火灾模型 ...
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One of the key problems is to establish reasonable and economic mathematical model.
如何建立合理而经济的数学模型，是其中的关键问题之一。
Based on the energy balance of power system, the mathematical model of energy storage, economic model of power system with energy storage, and the cost function of power system are introduced.
从电力系统的能量平衡入手，介绍了能量存储的数学模型、具有能量存储系统的电力系统经济模型以及电力系统的费用函数。
Researching the conditions of navigation in sea route and realizing the influences to navigation of hydraulic engineering by mathematical model are speedy and economic.
应用数学模型研究船舶在航道中的航行条件，可以经济、快速了解水利工程兴建后，其对船舶航行的影响。
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