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Нүүрсний уурхай, олборлолт Нүүрс олборлолт байгальд муугаар нөлөөлдөг. Нүүрсний уурхайд хөрс хуулалтын дараа, нүүрсэнд агуулагдах пирит (төмрийн сульфид) нь ус, агаарын хүчилтөрөгчтэй урвалд орж, хүхрийн хүчил үүсгэнэ. Уурхайн усыг шүүрүүлэх явцад уг хүхрийн … See more
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Туузан олборлолтын байгаль орчинд үзүүлэх 5 шилдэг …
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