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استخراج معادن زیرزمینی با روشهای بدون نگهداری یا همان روشهای غیر مکانیزه، یک روش سنتی و قدیمی در صنعت معدن است. در این روشها، بدون استفاده از دستگاههای مکانیزه، با استفاده از دستگاههای سنتی مانند چکش، قیچی، مته و … مواد معدنی از زمین استخراج میشود. برخی از روشهای بدون نگهداری در استخراج معادن زیرزمینی عبارت است از:
![whatsapp](/images/whatsapp.png)
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