normal align=center>项目

normal align=center>硫化矿石

normal align=center>露采

normal align=center>坑采

normal align=center>边界品位(ωB)%

normal align=center>0.03

normal align=center>0.03～0.05

normal align=center>最低工业品位(ωB)%

normal align=center>0.06

normal align=center>0.06～0.08

normal align=center>矿床平均品位(ωB)%

normal align=center>0.08～0.1

normal align=center>0.1～0.12

normal align=center>最低可采厚度m

normal align=center>2～4

normal align=center>1～2

normal align=center>夹石剔除厚度m

normal align=center>4～8

normal align=center>2～4