海洋检波器是水中地震检波器。
地震计一般称为地震检波器。
这就导致检波器组合的概念。
你的设施有动作检波器吗？
检波器在共振频率以下亦有较好的频率响应。
The accelerometer also has better frequency response under the resonant frequency.
阐述了压电加速度地震检波器的工作原理和结构。
The working principle and structure of piezoelectric acceleration geophone is discussed.
地震检波器不仅要监测地震，也要监测非法的核爆炸。
Seismometers listen out not just for earthquakes but also for illicit nuclear explosions.
沿两个检波器坐标轴记录的数据显示为一个时间函数。
Data recorded along two geophone axes are displayed as a function of time.
我们把地震检波器的横向共振频率定义为检波器假频。
The horizontal resonance frequency of digital seismic geophone is defined as spurious frequency.
传统的AM调幅信号解调方法是同步检波和包络检波法。
Traditional way of AM signal demodulation is envelope detector or synchronism detector.
江汉油田地调处试制成功了一种电子加权检波器组合系统。
The Geological Survey Department of Jianghan Oil Field has developed an electrically-weighted geophone array system.
因此采用常规的垂向灵敏的速度检波器已经是正确的选择。
Therefore the use of the conventional vertically sensitive velocity geophone is a correct selection.
用于地震勘探电缆接收道的数字检波器，其性能已有了很大提升。
The performance of the digital detector used in cable receive channel has been improved obviously.
把检波器当作一个线性系统，才能准确地测定检波器的特性参数。
The character parameters of a geophone can be determined correctly only when it is treated as a linear system.
能否正确地使用地震检波器，直接关系到野外地震数据的采集质量。
The quality of field seismic data acquisition depends on correct operation of geophone in some way.
峰值检波采用自适应检波电路，限幅放大器采用两级差分放大器构成。
Peak detector circuit is a fast adaptive detector circuit, and the limiting amplifier involves two stage differential amplifiers.
在频谱分析和能量曲线分析的对比中，数字检波器的性能也高于模拟检波器。
The performance of the digital sensor is better than the traditional geophone during the spectrum and energy analysis of both data.
介绍了数字真有效值检波器的原理和性能并与其它真有效值检波器做了对比。
Digital RMS detectors principle and character are introduced in this paper, and compare with analogue RMS detector.
本文就SN7C系列超级检波器的基本设计思想、特点及技术水平进行简要介绍。
In this paper, the basic design principle, character and the technical level of SN7C series super geophone are briefly introduced.
磁芯采用高频脉冲电流励磁，信号处理电路由峰值检波、低通滤波及差动电路构成。
The toroidal core was excited by sharp pulse current. The sensor circuit is composed of peak value detector, Butterworth low-pass filter and differential amplifier.
文中给出的一系列检波器振动特性曲线，为野外检波器联结方案的选择提供了依据。
A series of vibration characteristics of geophones are presented to provide a foundation for choosing field schemes of connecting geophones.
其深度点技术仅意味着用不同的震源——检波器的分布形式多次重复每个反射观测。
The common-depth-point technique merely means the manifold repetition of each reflection observation with different source-detector geometry.
勇气号还可以继续观测气候。它的加速度计可以用作地震检波器，检测火星的地震情况。
The Spirit could also continue to take weather measurements, and its accelerometers could act as seismometers, listening for Mars quakes.
正交相干检波可以将复包络的所有信息进行保留，所以在数字信号处理中得到广泛应用。
Quadrature coherent detection can reserve all information of the complex envelope of signals, and it is therefore widely used in signal processing.
相比之下，液晶显示技术通过一排微型的彩色过滤器与液晶体检波器来从背光中过滤光源。
LCD displays, by contrast, filter light from a backlight through an array of tiny coloured filters and liquid-crystal shutters.
以往监测所需的地震检波器均由于在亚重力波的极端条件下是如此不堪一击从而无一幸免。
In the past the seismometers required to do so have not been robust enough to survive such brutal conditions.
由准同步视频检波的特点及其存在的问题引出锁相环（ PLL）完全同步视频检波电路。
The PLL full synchronization video detector circuit is educed by feature and troubles of quasi-synchronization video detector.
由准同步视频检波的特点及其存在的问题引出锁相环（ PLL）完全同步视频检波电路。
The PLL full synchronization video detector circuit is educed by feature and troubles of quasi-synchronization video detector.
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