The theoretical analysis has proved the feasibility of processing cast iron with diamond tool and the actual application of the tool demonstrated the viewpoint was correct.
通过理论的分析，提出金刚石工具加工铸铁材料的可行性，并通过具体工具的应用证明论点的正确。
This thesis has utilized the massive statistics and econometrics methods as the main tool of real diagnostic research technique on the basis of theoretical analysis.
在理论分析基础上，文中运用了大量的统计学和计量经济学为主要工具的实证研究方法。
The theoretical analysis and experimental results demonstrate that the motor current has some fluctuation in vari-speed cutting process, but it is almost no effect on normal operation of machine tool.
理论分析和试验结果表明，采用变速切削加工时，电机瞬时电流确有一定程度的波动，但不影响机床电机的正常使用；
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