低品位黄铜矿矿石  Low-grade chalcopyrite ore

低品位氧化铜矿石  oxidation of low-grade copper ore

低品位矿石  low-grade ore; Lower grade ore; low grade ore

低品位铜矿  low-grade copper mineral; Low-grade copper ore; Low grade copper ore; low copper mine; lower grade copper ore

斑岩型低品位铜钼矿  porphyry-type low-grade copper-molybdenum ore

表外低品位矿  low-grade submarginal ore

低品位矿  low-freezing explosives; low-grade ore; Low grade ores; lon graed ores; low grade ore

低品位石灰石  lower grade limestone; low-grade limestone

低品位石油储量  poor quality oil reserves

尾矿低品位锡石再回收  recovery of the low-grade cassiterite in tailings

中低品位矿  middle and low grade bauxite

高品位矿石  high grade ore

高品位铜矿  high grade copper ore

矿石品位  tenor of ore; grade of ore; ore grade; mineral grade

矿石品位分类装置  ore grading and sorting assembly

矿石品位控制  ore grade control

矿石品位仪  ore grade analyzer

贴现矿石品位  discount ore grade

推算矿石品位  calculation of ore grade