大きいコイルおよび大きい探知器区域の長期金の探知器

Big Coil and Large Detector Area Long Range Gold Detector Description: This instrument has a greater detection depth and accurate recognition function with ultra-deep probe, especially suitable for deep stratigraphic exploration operations. Equipped with balance lines: remove all "mineralization reaction" effect, thereby greatly improved the depth and accuracy of detection. Equipped with Big detection plate. Under normal circumstances, such as soil conditions in the interior,