The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨渣制得纯为99．99％的氧化钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

主要回收的物钽铌铁、细晶石、钽易解石、黑钨、白钨，比较大，一般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含硫化物的钨锰-白钨床会产主一系列的物理、化学变化，形成次生富集钨床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从渣制得99．99％的氧化钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

主要回收的金属物钽铌铁、细晶石、钽易解石、黑、白，密比较大，一般5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的锰-白床会产主一系列的物理、化学变化，形成次生富床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨矿渣制得纯度为99．99％的氧化钪。

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铌铁矿、细晶石、钽易解石、黑钨矿、白钨矿，密度比较大，一般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨矿矿床会产主一系列的物理、化学变化，形成次生富集钨矿床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨矿渣制得纯度为99．99％的氧化钪。

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铌铁矿、细晶石、钽易解石、黑钨矿、白钨矿，密度比较大，一般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨矿矿床会产主一系列的物理、化学变化，形次富集钨矿床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨矿渣制得纯度为99．99％的氧化钪。

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铌铁矿、细晶石、钽易解石、黑钨矿、白钨矿，密度比较大，一般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨矿矿床会产主一系列的物理、化学变化，形次富集钨矿床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨矿渣制得纯度为99．99％的氧化钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

要回收的金属矿物矿、细晶石、易解石、黑钨矿、白钨矿，密度比较大，般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨矿矿床会产列的物理、化学变化，形成次生富集钨矿床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨矿渣制得纯度为99．99％钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

主要回收金属矿物钽铌铁矿、细晶石、钽易解石、黑钨矿、白钨矿，密度比较大，一般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫物钨锰-白钨矿矿床会产主一系列物理、学变，形成集钨矿床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨渣制得纯度为99．99％的氧化钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

要回收的金属物钽、细晶石、钽易解石、黑钨、白钨，密度比较大，般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨床会系列的物理、化学变化，形成次生富集钨床。

The purity 99.99% of scandium oxide(Sc 2O 3) was prepared from tungstenic slag with extraction process.

用萃取法从钨渣制得纯度为99．99％的氧化钪。

The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.

要回收的金属物钽、细晶石、钽易解石、黑钨、白钨，密度比较大，般为5~7。

Under hygrothermal climate, a series of physicochemical changes take place on huebnerite-scheelite deposit,containing polymetallic sulphi-des and slich a deposit forms a secondary tungsten deposit.

在湿气候条件下，含多金属硫化物的钨锰-白钨床会系列的物理、化学变化，形成次生富集钨床。