词汇	copper-bearing sandstone
释义	copper-bearing sandstone 含铜砂岩
随便看	current sinking current, sinking current sinking logic current-sinking logic current sink logic Currents International Trade Law Journal Currents Issues in Biology current sitnation Current Situadon Invesdgadon current situantion currentsituation current situation current situat.ion current si.tuation current situation analysis current situation analysis and evaluation current situation and affecting factor current situation and characteristic current situation and characteristics Current situation and countermeasures current situation and development Current situation and development trend current situation and existing problems current situation and potential current situation and problem