| 1. | Power spectral density
功率谱密度 |
| 2. | Power spectrum density
功率谱密度 |
| 3. | Conduct the rig / component testing , psd testing and electro - dynamic testing
进行台架/零部件试验， psd （功率谱密度）测试和电力学测试。 |
| 4. | Analysis of evolutionary power spectra density function of ground motion induced by blasting seismic
爆破地震地面运动的演变功率谱密度函数分析 |
| 5. | The cumulation of tdfcsd in a certain period eliminates the remainder noise more , and the ability of detecting signal ' s frequency is improved
通过对某段时间得到的功率谱密度累积，进一步改善snr ,提高信号频率的检测能力。 |
| 6. | The paper analyses the signal processing with emphasis on signal to noise ratio ( snr ) in output of correlator and snr in signal power spectral density
并对算法处理中相关器输出中的信噪比（ snr ）和功率谱密度中的snr进行了重点分析。 |
| 7. | In the end of this chapter , the power spectrum density ( psd ) analysis of hrg is given , which shows that the main noise of hrg is low frequency noise
论文还对陀螺信号进行了功率谱密度分析,分析结果表明陀螺的主要误差都集中在低频段。 |
| 8. | The power spectral density of ship ' s motion is calculated based on ocean wave energy spectrum , and the movement spectrums of the ship ' s random motion are calculated and created
根据海浪波能谱，计算了舰船摇荡运动的功率谱密度和舰船的随机摇荡运动。 |
| 9. | The result shows that the psd of the electromagnetic pulses consists of a continuous component and a discrete component , with the total power of the two parts being conservative
结果表明，这类电磁脉冲串的功率谱密度由离散谱分量和连续谱分量组成，它们组成的总功率守恒。 |
| 10. | In order to obtain these data , we must at first calculate apsds ( auto - power spectral density ) and cpsds ( cross - power spectral density ) of the three signals in the system
而想要得到这些核心参数,必须先分析估计出系统中三路信号的自功率谱密度和两两之间的互功率谱密度。 |
