Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.
采用锤击法，利用冲击激励的宽频特性，研究了金属结构红外探测器的共振特性及影响振动噪声的力学因素。
In the detector based on surface plasmon wave resonance, the metal film contacts the detected material directly. A dielectric layer is coated on the metal film to protect it.
基于表面等离子体波共振技术的探测器中金属膜通常与被探测物直接接触，在金属膜和被探测物之间增加一层介质膜，可以对金属膜进行保护。
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。
The harm of the secondary resonance could be improved by the measures such as using the acceleration detector core body, increasing the damp of velocity detector core body and so on.
采用加速度检波器芯体、增大速度检波器芯体阻尼等措施，可改善二次谐振的危害，经实际应用效果较好。
The high frequency resonance is generated usually by velocity detector used inseam survey. It is resulted from the secondary resonance due to the transverse excitation.
槽波测量用速度检波器常产生高频谐振，是由于横向激励引起的二次谐振所致。
The high frequency resonance is generated usually by velocity detector used inseam survey.
槽波测量用速度检波器常产生高频谐振，是由于横向激励引起的二次谐振所致。
The high frequency resonance is generated usually by velocity detector used inseam survey.
槽波测量用速度检波器常产生高频谐振，是由于横向激励引起的二次谐振所致。
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