short spread of detectors
小距离排列地震检波仪
Scientists locate earthquakes by measuring the time it takes body waves to arrive at seismographs in a minimum of three locations.
科学家通过测定体波到达地震仪所需要的时间，以3个距离中最小的一个来确定地震的位置。
seismometer testing apparatus
地震检波器测试仪器
From these wave arrival times, seismologists can calculate the distance of an earthquake from each seismograph.
根据这些波到达的时间，地震学家们能够计算出地震离地震仪的距离。
short-range electronic distance meter
短距离电磁波测距仪
DIGITAL SEISMIC INSTRUMENT FAILURES CLEARING AT BAICHENG SEISMIC STATION
拜城地震台数字仪故障的检查与排除
Any earthquake at any distance from a calibrated seismograph is nowadays assingned a magnitude.
现在对于距一标定过的地震仪任何距离处的任何一个地震，都可用一个震级确定之。
A seismograph produces wavy lines that reflect the size of seismic waves passing beneath it.
地震仪能产生反映在其下面通过的地震波大小的波状线。
This technique imposes no chance on the main seismic instruments or detectors.
这种技术并不要求改变地震仪或检波器。
Construction Blasting Seismic Monitoring and Treatment Technology of Tunnel with Small Spacing
小净距隧道施工中爆破地震波监测与处理
The Wireless Communication System in Short Range Based on USB Used in Distributed Seismograph;
基于USB的短距离无线通信系统在分布式地震仪中的应用
wave form display type shallow-layer seismograph
波形表示型浅层地震仪
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。
I invented the first seismograph for measuring earthquakes.
我发明了首个地震仪用于检测地震。
On-line Application of SN4000 Series Seismograph and V12 Plotting Machine
SN4000系列地震仪与V12绘图仪的联机应用
Prosecutors wanted him a igned to a prison in Cumberland, Maryland, about two hours away.
但是检察官希望他能被安排到距离华盛顿2小时距离的马里兰州坎伯兰的一家监狱。
microwave modulated dual optical wavelength geodetic distance meter
微波调制双光波长大地测距仪
Simulation of earthquake ground motion based on discrete stationary wavelet transform
基于平稳离散小波变换的地震动时程模拟