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RUDA VA ATROF TOG’ JINSLARINI QULATISH BILAN BOG’LIQ QAZIB OLISH ISHLARIDA XAVFSIZLIK QOIDALARI
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Safety regulations for mining and extracting gender minerals, controlling the process of extracting gender minerals, and ensuring the safety of port operations
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#xavfsizlik texnikasi#tog' jinslari#portlatish ishlari
Premium Content
RUDA VA ATROF TOG’ JINSLARINI QULATISH BILAN BOG’LIQ QAZIB OLISH ISHLARIDA XAVFSIZLIK QOIDALARI
4,000so'm
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.docx
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