低品位能源利用  low-grade energy utilization

高品位能源  high-grade energy

能源品位  energy grad; energy level

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-低-低任务  lo-lo-lo mission

低品位  Low grade; low-grade; low-grade ore; lower grade; Law grade; Low grade ores

低品位白钨矿  low grade scheelite

低品位钡矿  low-grade barium ore

低品位地表氧化矿石  low grade oxidized ore on the surface

低品位地热资源  low temperature geothermal

低品位毒重石  low-grade witherite

低品位二氧化锰  Low grade MnO 2

低品位粉矿  Low grade powdery ores

低品位供热  low grade heat supply

低品位含锗褐煤  Microorganism

低品位黄铜矿  low grade chalcopyrite; low-grade chalcopyrite

低品位黄铜矿矿石  Low-grade chalcopyrite ore

低品位金矿  Low-grade gold ore; Low grade gold deposit