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Хромын хүдэр баяжуулах технологийн сонголт нь хромын хүдрийн физик, химийн шинж чанартай нягт холбоотой байдаг. Учир нь хромын хүдэр нь сул соронзонт шинж чанартай учир хүчтэй соронзонт тусгаарлалтын технологийг тасралтгүй сайжруулснаар хромын хүдрийг цэвэршүүлэх хүчтэй соронзонт технологийг ашиглах нь явц бүрэн судлагдаж …
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