查询词典 seismometer

The measurement of a seismometer's self-noise must be carried out in a noiseless station.

③地震计自身噪声测量必须在安静的台基上进行。

The measurement of seismometer transfer function is implemented mainly in the low-frequency part, and transfer function in the high-frequency part is obtained with analysis and calculation.

本文对宽频带地震计的频率特性测试是在地震计的低频段进行，对于地震计高频段的频率特性采用理论分析计算获得。

This kind of "Super Seismometer" will provide more useful information on earthquake prediction.

深井宽频钻孔应变地震仪这种"超级地震仪"将为地震预报工作提供更多的预报信息而大步推进地震预测工作向前发展。

An earthquake with a magnitude of less than 2.0 is so slight that usually only a seismometer can detect it.

小于2.0震级的地震非常轻微，通常只有地震检波器才能探测到。

The system characteristics of seismometer can be described by many forms, one form can change to another easily, but the transfer function is important and convenient to describe the system characteristics.

地震计系统特性的可以有多种描述形式，各种形式之间可以相互转换，其中传递函数是最常用和最方便的系统描述形式。

Imagine an online seismometer that notifies a student of a seismic event through email or instant messaging.

想象通知一次地震事件学生通过电子邮件或立即传讯的一网上地震检波器。

The Model FBS-3A seismometer principle of operation, s-plane pole-zero plot and frequency characteristics are presented.

分析了FBS-3A型等宽频带力平衡地震计的基本原理、零极点的分布和频率特性。

With the time passing by and the environment changing, the characteristics of the components in a seismometer may change a little to some extent. To realize this kind of change and take steps to control or adjust it is helpful to improve the reliability of the sensor′s output.

随着时间的推移和环境条件的缓慢变化，地震计各部件的性能参数会有所改变，及时了解这种变化并加以控制和调整，有助于提高地震计输出结果的可信度。

A seismometer is a seismograph whose physical constants are so well known.

地震计是一种地震仪器，其物理常数是已知的。

The seismometer is composed of a seismic mass, six cylinders and three sets of Michelson interferometer light path.

该检波器由一个质量块，六个顺变柱体，三组迈克耳孙干涉仪光路组成。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。