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2022 онд алт худалдаж авах шилдэг арга
Алт худалдаж авахаасаа өмнө алтыг өвөрмөц болгох зарим хүчин зүйлийг сурч мэдэх нь чухал юм. 1. Шинээр гаргасан зоос нь ихэвчлэн 90% -99% алтаар хийгдсэн байдаг 2. Үнэт эдлэл нь 14 каратын (58%) ба 18 каратын (75%) хооронд байдаг. 3. Цэвэр алт 24 карат () 4. Алтны нөөцтэй байх …
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алт олборлох аргууд
tamill nadu дээр алх. гар аргаар алт олборлох техн . La planta de trituracion de arena 1500 tph. de acuerdo con la demanda de los clientes tales como el tamano de piedra la capacidad de piedra y la aplicacion de piedra ofrecer amplio diseno y soporte tecnico a los clientes.En situacion normal la linea de produccion completa se …
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