几何轮廓参数包括尺寸参数、位置参数、形状参数以及表征频域特征的谱参数等。
The geometrical parameters of a contour include its dimension, position, form error and form spectrum.
自动控制系统的动态性能的分析方法包括时域分析法,频域分析法,及稳定性判据。
Methods of analyzing the dynamic performance of automatic control system can include time domain analysis, frequency domain analysis and stability.
这些方法包括:统计信号处理,频域信号处理和时频域信号处理方法。
These methods are classified into three categories:statistical signal processing, frequency domain analysis and time-frequency analysis.
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