英语词汇“maceral, micropetrological unit”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	maceral, micropetrological unit
释义	maceral, micropetrological unit 煤显微组分；显微镜下可辨认的煤的有机成分。如结构镜质体。
随便看	igra I grabbed a sandwich and a cup of coffee I grabbed him I grabbed him,but he slipped from my grasp I grabbed him, but he slipped from my grasp I grabbed the boy by the arm and bundled off i-grad I graduated from Beijing College of Commerce I graduated from Cambridge University I graduated from Hunan University I graduated from Nanjing University I graduated from Peking University I graduated from the Fu Ren University in 1985 I graduated from the University of California I graduated three years ago iGrafx igraine Igraine i-graithed i-gramed Igran IgranAAtrex Igran/AAtrex I.Grande de I.Grande do