离散数学理论 meaning in English

theory of discrete mathematics

3 ) presentation and implementation of key - based relational schema reverse reconstruction algorithm ( krr ) . based on discrete mathematics theory , a krr algorithm is proposed which can realize the transformation from relational schema to directed graph structure and get a good data preparation for the sequential schema mapping
3 )提出基于key的关系模式重构算法以离散数学理论为基础，对关系模式数学建模，通过提出基于key的关系模式重构算法，将关系模式转化为有向图数据结构，为模式映射提供基础。
Based on the discrete mathematics and computer technology , a numerical simulation model is presented in this paper , and it can be used to deal with the wear process characterized by dynamic and non - linear systems , facilitating the above mentioned three difficulties , moreover , the high reality of the numerical simulation is emphasized , which increases the authenticity of the numerical simulation
本文基于离散数学理论和计算机技术提出了一种数值仿真模型，可用于解决复杂动态非线性系统的磨损问题，为彻底解决上述三大难点创造了条件，并着重突出数值仿真的高真感性，增加了数值仿真模拟现实的真实性。