Power system simulation using hydraulic system is a physical simulation based on mathematicalsimilarity.
电力系统的水力模拟，则是在数学相似基础上的物理系统模拟。
2
Simulation based on the physical or mathematicalsimilarity between model and original system is the major research method in power system.
基于模型与系统物理相似或数学相似的模拟是进行电力系统研究的主要方法。
3
The similarity with earthquakes intrigued him and he wondered if the mathematical formulas that seismologists employ to predict aftershocks were applicable to aftercrimes, too.