mechanical optical seismograph meaning in Chinese
机械光学地震仪
Related Words
- seismograph
- optical seismograph
- portable seismograph
- wiechert seismograph
- facsimile seismograph
- submarine seismograph
- electrostatic seismograph
- strain seismograph
- borehole seismograph
- willmore seismograph
- mechanical optical printer
- mechanical optical scanner
- mechanical optical sound recording
- mechanical optical strain gage