![McSEIS-PS](../../upload/1688454171_0.png)
다운홀 시스템 OYO
8 ch Seismograph for PS Logging
McSEIS-PS
![Geode, BHG-2/BHG-3](../../upload/1652318101_0.jpg)
다운홀 시스템 Geostuff
Wall-Lock Borehole Geophones
Geode, BHG-2/BHG-3
![Elast logger 3i](../../upload/1688458440_0.png)
PMT 시스템
Digital Pressuremeter
Elast logger 3i
다운홀 시스템 OYO
8 ch Seismograph for PS Logging
McSEIS-PS
다운홀 시스템 Geostuff
Wall-Lock Borehole Geophones
Geode, BHG-2/BHG-3
PMT 시스템
Digital Pressuremeter
Elast logger 3i