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щуп Владимирова (deep sectionalized mine prodder, intended for probing undisturbed soil to a depth of up to 2 meters and loosened soil to more than 3.5 meters) | |||
щуп Владимирова (deep sectionalized mine prodder, intended for probing undisturbed soil to a depth of up to 2 meters and loosened soil to more than 3.5 meters) |