亚烟煤
词语: 亚烟煤
解释: subbituminous coal
词典: 地质专业汉英词典
亚烟煤 相关解释
subbituminous coal 〔名词〕次烟煤
subbituminous coal 〔名词〕亚烟煤
subbituminous coal 〔名词〕褐色烟煤,次烟煤
subbituminous coal 次煤烟
亚烟煤 subbituminous coal
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