anthracite〔名词〕无烟煤详细»
anthracite〔名词〕无烟煤,硬煤详细»
anthracite〔名词〕无烟煤,硬煤详细»
anthracite〔名词〕无烟煤(硬煤)详细»
anthracite〔名词〕无烟煤;n.无烟煤,白煤详细»
anthracite〔名词〕无烟煤,白煤,硬煤,无烟煤详细»
anthracite无烟煤,硬煤详细»
无烟煤blind coal;glance coal;hard coal详细»
无烟煤anthracite coal;malting coal详细»
无烟煤anthracite;anthracite coal;anthracolite;blind coal;coal stone;glance coal;malting coal;stone coal详细»
无烟煤anthracite;anthracite coal;blind coal;culm;glance coal;hard coal;smokeless coal详细»