给出了用两种方法计算的算例分析，可供设计研究参考。
The calculating processes of DSM and EAM were displayed by an example which can give reference to the research and design.
用准圆柱形近似所作的平行的计算表明：就预测旋涡的破裂而言，两种方法的结果相当吻合。
Parallel calculations with the quasi-cylindrical approximation indicate that so far as predicting of breakdown is concerned, its results coincide quite well with the results mentioned above.
重点介绍了交点频率的计算方法和误差分析，提供了用单片机实现这两种方法的测量原理和硬软件设计思路。
The compute method and error analysis of intersection frequency as well as the measuring principle and designing concept of hardware and software of two methods via single-chip computer are focused.
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