The seismometer was invented by Zhang Heng.
地震仪是由张衡发明的。
A similar development in the USA is termed triaxial seismometer.
美国研制的与此相似的地震计称为三位地震计。
How is the movement of the seismometer converted into a seismogram?
测震仪的运动是怎么转换成震动图的？
The seismometer has one vertical component and two horizontal components.
地震计由一台垂直向和两台水平向组成。
It is relatively easy to acquire the necessary materials and build your own seismometer.
获得必需的材料做一个属于你自己的测震仪挺容易的。
The ground motion at each seismometer is amplified and recorded electronically at a central recording site.
每个地震仪的运动都被电子扩大并记录在记录中心。
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。
Well here we're looking at the vertical component from the seismometer, and this is just the background motion.
我们在看测震表上的竖直部分，这只是背景移动。
The accurate measurement of seismometer transfer function is important to interpret and use of seismographic observation data.
数字地震观测系统中地震计传递函数的测定对于观测数据在地震学中的解释和应用是非常重要的。
The design plan of the integrated optical chip of Michelson interferenceacceleration seismometer is advanced for the first time.
首次提出迈克尔逊干涉型加速度计集成光学芯片的设计方案。
Zumberge said a conventional seismometer records how its mass is displaced by these waves of seismic energy with electric circuit boards.
藏伯格称，常规地震仪采用电路板记录重物受地震波影响的振动情况。
A method has been developed to obtain analytically the seismometer parameters in time domain based on the step calibration function.
提出基于阶跃响应在时域解析测定地震计参数的方法，并对合理确定响应的时间零点提供了一种方法。
We use the response waveform from the calibrating with step or steady sine current to calculate the transfer function of a seismometer.
介绍了利用地震计对阶跃电流标定或稳态正弦电流标定的响应波形获取地震计传递函数的方法。
Mark Zumberge: Basically a seismometer is a box with a spring with a mass hanging inside, and as the ground shakes the mass goes up and down.
马克•藏伯格：地震仪的基本模型是一个箱体，箱内装置弹簧，弹簧上悬挂重物，地震来临时，重物在竖直方向上振动。
Seismometer is an important instrument which can acquire earthquake observation data and this data is the basis of earthquake prediction.
地震观测数据是地震预报的基础，地震计是获取地震观测数据的重要仪器。
It has been developed for the improvement of the digital seismic station, and is an alternate production of the model JD-2 deep well seismometer.
它是为井下地震台的数字化改造而研制的，是JD - 2型地震仪的替代产品。
The emphasis laid on this article is to expound the theoretical grounds and way of measurement about the distortion measurement of digital seismometer.
本文重点论述数字检波器的畸变测量的理论根据和测量方法。
The CTS-1 very broadband seismometer employed in New State Digital Seismic Network is a seismometer of very broadband, large scale dynamic and high sensitive feedback.
新建国家数字地震台网所使用的CTS 1甚宽频带地震计是一种具有甚宽频带、大动态范围、高灵敏度负反馈地震计。
There are a few Quake Catchers in the Central Asian nations Kyrgyzstan and Tajikistan -- places where "it would be pretty difficult to install a [traditional] seismometer."
中亚国家（CentralAsian nation）吉尔吉斯斯坦（Kyrgyzstan）和塔吉克斯坦（Tajikistan）也有一些地震捕手——这些地方“很难安装传统的地震检波器。”
The properties of the seismometer are tested by calibration, such as its sensitivity, frequency response, linearity, noise, SNR, transversal effect, dynamic range and so on.
通过电动式标定和振动台标定对地震计的灵敏度、频率响应特性、线性度、横向效应、噪声特性和动态范围进行了测试。
We've come up with a way, using optical fibers, to bring laser light to and from the seismometer, to make very precise measurements of the vibrations of the mass in our seismometer.
我们想出了一种新方法，通过光导纤维将激光导入和输出地震仪，从而精准地测量重物的振动值。
At present, three kinds of seismographs are used at Chinese seismic stations. They are the direct-coupled seismometer, the galvanometric seismograph, and the electronic seismograph.
目前，我国基准地震台上使用三种类型地震仪：直接耦合地震仪、电流计记录地震仪和电子放大地震仪。
A low cost and effective calibration method for the broadband feedback seismometer is described, and the results of practical calibration and data processing method are given in this paper.
阐述了一种低成本有效标定宽频带负反馈地震计的方法，给出了实际标定结果和数据处理方法。
The model JD-2F bore-hole seismometer has been successfully developed on the basis of the model JD-2 deep well seismometer after improving technology and introducing electronic feedback technology.
JD - 2f型井下地震计是在JD - 2型深井地震仪的基础上，经过进一步的技术改进并引入电子反馈技术而研制成功的。
On condition that the open-loop parameters are given, the loop filter of feedback seismometer with a velocity transducer is one of the key factors of effecting seismometer main technical performances.
在开环参数一定的条件下，速度传感反馈地震计中的环路滤波是影响地震计主要技术指标的关键环节之一。
On condition that the open-loop parameters are given, the loop filter of feedback seismometer with a velocity transducer is one of the key factors of effecting seismometer main technical performances.
在开环参数一定的条件下，速度传感反馈地震计中的环路滤波是影响地震计主要技术指标的关键环节之一。
应用推荐