Long-period seismographs at the Observatory's headquarters detect tremors world-wide and information on significant tremors is made public through the media.
天文臺總部并裝設長周期地震儀，監(jiān)察世界各地的地震，重要的地震消息會透過傳媒向市民公布。
The calculation program for the seismic detector constant in short period record recorded with pen
短周期筆繪記錄地震儀常數(shù)計算程序
vertical-component high-gain short-period seismometer
垂直方向高增益短周期地震儀
STUDY ON PRE-SLIP PRECURSOR OF THE EARTHQUAKE--LONG PERIOD PRECURSORY SEISMIC WAVE
預滑與地震前兆——長周期波動研究
Long wave earthquake has come to Nagoya. Maybe there is an magnified earthquake far from here.
中午左右在名古屋感覺了長周期的地震波。有可能遠方有大地震呢。
Characteristics of Far-Field Ground Motion of Wenchuan Earthquake and the Effect on Long-Periodic Structures
汶川地震遠場地震動特征及其對長周期結構影響的分析
Study of long-period correction of seismic accelerogram for dynamic interaction analysis
相互作用分析中地震動輸入長周期校正研究
Study on Atonement of Long Period Ingredient in Earthquake Ground Motions Based on Wavelet
地震動長周期成分缺失彌補的小波方法研究
A Comparative Study on Long-Period Seismic Responses for High-Rise Structures
高層建筑結構長周期地震反應的比較研究
STUDY ON ATTENUATION RELATIONSHIPS OF LONG PERIOD GROUND MOTIONS BASED ON NGA
基于美國NGA項目的長周期地震動衰減關系研究
Simulation of Long Period Strong Ground Motion at Near-Field by Numerical Green Function Method;
基于數(shù)值格林函數(shù)方法的近場長周期強地震動模擬
but that was precisely the idea adopted in some of the early instruments,
但是早期記錄地震波的儀器，
A seismograph records earthquakes.
地震儀能自動記錄地震。
seismometer free period
地震檢波器自由振蕩周期
Periodic slow earthquakes from the Cascadia subduction zone
卡斯凱迪亞消減帶的周期性的慢地震
Varying Period Predictive Deconvolution of Imaging Gathers
地震成像道集域的變周期預測反褶積
Effect of Protruding Topography on Characteristic Period of Ground Motion
平臺地形對地震地面運動特征周期值的影響
These phenomena could be caused by the effect of long-period wave generated from a large earthquake on far-field.
這些可能是大震的長周期波在遠場的效應所致。