power spectral method的意思|示意

The calculation results using simulated and measured irregularity indicate that the power spectral density function and the simulated method used here can reflect true condition of rail.

同时，采用模拟与实测两种不平顺样本的计算结果表明，本文采用功率谱密度函数的模拟方法可以基本反映轨道的实际不平顺情况。

The effects of electrical stimulations to madian and sciatic nerves on heart rate (HR) and blood pressure (BP)were studied with HR power spectral method.

用心率功率谱分析方法观察了不同频率电刺激大鼠躯体神经对心率及血压的影响机理。

A novel method was proposed based on the total pressure of pitot tube and power spectral density.

通过分析皮托管动压信号的方式，提出了一种基于功率谱密度分布的调节阀扰动信号分析新方法。

The random rail roughness samples are yielded using random numerical method and power spectral density function.

采用随机数值模拟方法和功率谱密度函数生成随机轨道粗糙度。

Aiming at this problem, an effective method based on FFT and power spectral density computing has been put forward.

针对此问题，笔者提出了一种基于快速傅立叶变换和功率谱密度计算的解决方法。

The results show that the high spectral beam combining efficiency for more beams can be obtained by this method, which provides a doable way for high power laser.

当光谱宽度较窄时，实现多路光束较高的合成效率是可行的，这为高能激光的获得提供了一种确实可行的方法。