根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。

The research of system execution model based on a new active database system model;

youdao

根据执行系统回转精确度测试实验，利用谐波分析原理，建立了相应的数学模型。

The research of system execution model based on a new active database system model;

youdao