By introducing the extension theory of hierarchy eigenvalue, the weight calculation will be solved by conversing it into the optimization problem; it is a new meaningful exploration.
引入可拓学等级特征值的概念，将权重计算问题转化为优化问题来解决是一个新的有意义的探索。
Based on the object oriented technology, the paper has founded a power system object model which accords with the characteristic and is also suitable for the calculation and extension.
本文基于面向对象技术，建立了一个既符合电力系统实际情况，又方便计算和扩展的电力系统对象模型。
Established the calculation model of waterproof layer tensile above bridge crack, compute a minimum extension and strength the waterproofing layer must have hi a certain width crack.
建立了桥面裂缝之上防水层张力的计算模型，有效地计算出桥面混凝土一定宽度裂缝上防水层须具备的最小延伸率和拉伸强度。
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