anthracology

常見例句

• Anthracology Character and Process Property of Non- Caking Coal and Long Flame Coal in Northeast Region
  西北地區(qū)不粘煤、長焰煤煤巖特征及某些工藝性質(zhì)
• Keywords non-caking coal;long flame coal;anthracology character;stage of metamorphism;northeast region;
  關(guān)鍵詞不粘煤;長焰煤;煤巖特征;變質(zhì)堦段;西北地區(qū);
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