Other Geological Instruments

• JJC-1D Concrete Bored Pile Detecting System
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• DSHZ400 Gravimeter
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• DSHK-2A Multi-Electrode Resistivity Survey System
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• ATEM-4 Transient Electromagnetic Prospector
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• JJC-1EG Concrete Bored Pile Detecting System (IPC)
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• JJC-1E Detecting System for Borehole Concrete Pile
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