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TEMIR YO‘L TRANSPORTIDA MEHNAT XAVFSIZLIGINI TA’MINLASH USULLARI
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Measures to ensure labor safety in railway transportation, including laws and regulations to protect workers
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#muhandislik#temir yo‘l transporti#mehnat xavfsizligi
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TEMIR YO‘L TRANSPORTIDA MEHNAT XAVFSIZLIGINI TA’MINLASH USULLARI
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