ƷFeFe2O4) ״̬¶ λãƺϵ 쿤 ԭƷλ Fe2 ƽ36% ߣ58% TiO2 ƽ6.8%5.5%~13.8% V2O5 ƽ0.12%0.05%~0.48% ӳܳȣ1830m 30.8m,С1.5m~2m ƽ27m ȣ3~5m ̽CL չȣ700mm ̽2310 *7000