浅层地震仪
shallow seismograph
shallow-layer seismograph
信息增强型浅层地震仪
signal enhancement shallowlayer seismograph
R24浅层地震仪超前地质预报
GEOMENTTICS R24 advance geological forecast
数字地震仪
digital seismographs
digital seismometer
digital seismic recorder
digital seismograph
Digital seismic instrument
Carrier acquisition and tracking
Carrier accessory
工程地震仪
engineering seismograph
projecting earthquake device
电流计地震仪
galvanometric seismograph
垂直[分量]地震仪
vertical (component) seismograph
海底地震仪
submarine seismograph
sea seismograph
ocean bottom seismometers
Ocean bottom seismometer
ocean bottom seismograph
Bolomey
Ocean -bottom seismic equipment
sea-bottom seismograph
ocean-bottom seismometer (OBS
ocean bottom seismography
submarine se ismograph
Obs
电磁地震仪
electromagnetic seismograph