The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
主要回收的金属矿物钽
矿、细晶石、钽易解石、黑
矿、白矿，密度比较大，一般为5~7。
矿The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
主要回收的金属矿物钽矿、细晶石、钽易解石、黑矿、白矿，密度比较大，一般为5~7。
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容亦不代本软件的观点；若发现问题，欢迎向我们指正。
