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mining prospecting instruments groundwater exploration tools
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...general term for instruments that measure the difference in electrical properties of rocks and ores in electrical prospecting. Referred to as ...
2024-12-09 22:21:14
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Geotech Water Level Meter 50-500M Portable Water Level Indicator with Audio for Water Well and Borehole Drilling & Tank Product Description The GD-S ...
2025-07-14 00:20:51
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Portable Length 30m-500m Water Level Gauge Depth Indicator Steel Ruler Cable Water Level Meter Well Depth Gauge Product Description The GD-S Portable ...
2025-07-14 00:20:51
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