This paper introduces briefly the frequency response, damage parameter of two-ray multipath model and the relationship between multipath time delay, antenna height and communication distance.
在微波视距通信中通常采用二径模型来描述信道,简要介绍了二径模型的频率响应、损伤参数以及多径时延与天线高度、通信距离的关系。
As mentioned above, three parameter VFD model can characterize the viscoelasticity of solid propellant. Applied it to SRM dynamic analysis, time and frequency domain response can be calculated.
综上所述,三参数VFD模型能够很好的反映推进剂的粘弹特性,将它用于固体发动机动力学分析,可以得到药柱在时域和频域内的动态响应。
The natural frequency is a critical parameter of structure vibration; it is the foundation to investigate the dynamic response of composite beam.
而结构动力特性中的自振频率是反映结构自身特点的重要参数,是研究组合梁动力学问题的基础。
At high frequency band, the frequency response error of a peak detector is the high frequency resonance error mainly produced by the distributive parameter.
峰值检波器的频响误差在高频段主要是由分布参数产生的高频谐振误差。
A concept of global frequency response function (GFRF) has been presented. The MIMO modal parameter identification modal has been established, based on the weighting sum of modal shape squares.
提出了整体频响函数的新概念(GFRF).以振型平方和的形式对全部频响函数进行加权组合,建立了多输入多输出模态参数的识别模型。
A concept of global frequency response function (GFRF) has been presented. The MIMO modal parameter identification modal has been established, based on the weighting sum of modal shape squares.
提出了整体频响函数的新概念(GFRF).以振型平方和的形式对全部频响函数进行加权组合,建立了多输入多输出模态参数的识别模型。
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