英;
;The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
要回收的
物钽铌铁、细晶
、钽易解、黑钨、白钨，密度比较大，一般为5~7。
The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
要回收的物钽铌铁、细晶、钽易解、黑钨、白钨，密度比较大，一般为5~7。
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