~Technical Specifications: Measuring voltage range: -6000mV~+6000mV Measuring voltage resolution: 0.01mV Measuring voltage accuracy: (at Vp>10mV)±5%, ...

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induced polarization survey what is field effect transistor conductivity level control

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Electronic Resistivity Meter (for water detecting)

Electronic Resistivity & IP Instrument (metal & non-metal detecting)

Spindle Type Drilling Rig (Rotary Drilling Fluid Cycling)

Top Head Type Drilling Rig (DTH Available Gas Cycling)

Tunnel Drilling Rig

Anchoring and Jet-grouting Drilling Rig

Well Logging System

Borehole Inclinometer

Handheld GIS

RTK Survey System

Marine Echo Sounding Products

Reflectorless Total Station (Reflectorless optional)

Borehole Inspection Camera System

Multi-electrode Survey System

Digital Engineering Seismograph

Ground Prospecting Radar

Proton Magnetometer

water level meter

Multi-function resistivity & induced polarization equipment