检波器

In this paper,dynamic analysis and test are conducted on a measuring device of seismic geophone behavior with a supplementary fixture.

为了确保一致性及测试的可靠性和准确性，对检波器的各项性能参数进行定期检测是十分必要的。

A novel and improved compact geophone with high sensitivity and low distortion is presented,it is suitable for high resolution seismic exploration.

论述了一种新型适合高分辨率地震勘探的高灵敏度、低失真度的高精度地震检波器。

As one kind of sensors, geophone is widespread used on oil, geology detection and engineering survey.

地震检波器作为传感器，被广泛地应用于石油、地质勘探、工程测量等领域。

Two kinds of geophone s and their installing techniques used in microseismic monitoring underground coal mines were introduced.

介绍了在煤矿井下采用微地震定位监测技术监测岩体破裂的原理和开发研制的两种检波器及其安装方法。

Therefore, we must first remove the vibration at natural frequency of geophone when underging information processing.

在作信息处理时，必须首先消去检波器自然频率的振动。

The orientation of crosswell 3-D component geophone is critical to processing of crosswell seismic data.

井间三分量检波器的方位确定是井间资料处理的关键。

According to the demands of high resolution seismic prospect,one kindof mechanical-electric coupling geophone is advanced and realized.

根据高分辨率地震勘探的要求，提出并实现了一种机-电复合型地震检波器。

The structure of 4C geophone and the signal processing system of the neritic hydrophone were introduced.

中文摘要：利用水听器与磁电式传感器采集信号的特性，通过对四分量检波器的结构进行分析，设计出水听器的信号处理系统。

A new type of geophone is presented,based on the narrow band transmission and free of back reflection features of long period fiber grating.

基于长周期光纤光栅能透射特定波长的性质，以及其无后向反射的优点，提出一种新型的长周期光纤光栅地震检波器系统。

High precision ; geophone ; tester ; calculation method ; development theory

高精度；地震检波器；测试仪；计算方法；开发理论

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。